Ppt on environmental degradation

Regional study Abu Dhabi Global Environmental data Initiative ( AGEDI ) Experience,Practices and Status of Environmental Data and Information systems In.

of physical, social and institutional characteristics. Most of the countries of the region are facing critical problems of environmental degradation which, based on current trends are getting worth. Loss of productive arable land, rangelands and forests. Depletion/and loss or damage of ecosystems and species, extension of desertification are some of the aspects of this environmental degradation. Since water and arable land scarcity are the fundamental constraints to future economic growth in the Arab region/


Chapter 1 Environmental Problems, Their Causes, and Sustainability.

Us Fig. 1-18, p. 25 Current Emphasis Pollution cleanup Waste disposal (bury or burn) Protecting species Environmental degradation Increased resource use Population growth Depleting and degrading natural capital Sustainability Emphasis Pollution prevention (cleaner production) Waste prevention and reduction Protecting where species live (habitat protection) Environmental restoration Less wasteful (more efficient) resource use Population stabilization by decreasing birth rates Protecting natural capital and/


Environmental Problems, Their Causes, and Sustainability Chapter 1.

resource Solar energy – the sun should be around for 6 billion more years Some Sources Are Renewable (2)  Renewable resource E.g., forests, grasslands, fresh air, fertile soil  Sustainable yield  Environmental degradation Degradation of Normally Renewable Natural Resources and Services Overexploiting Shared Renewable Resources: Tragedy of the Commons  Three types of property or resource rights Private property Common property Open access renewable resources/


CFE Higher Geography. Unit Learning Intention Understand the impact and management of rural land degradation related to a rainforest or semi-arid area.

…. Exam Style Question Referring to either a named rainforest or a named semi-arid area, explain social, economic and environmental impacts of rural land degradation. 6 WE WILL Discuss the different strategies to control and reduce rural land degradation. Strategies to Control/reduce degradation Agro-forestry Crop rotation Purchase by conservation groups Return to traditional farming Agroforestry Agroforestry schemes Agroforestry is the growing of/


Chapter 1 Environmental Problems, Their Causes, and Sustainability.

Us Fig. 1-18, p. 25 Current Emphasis Pollution cleanup Waste disposal (bury or burn) Protecting species Environmental degradation Increased resource use Population growth Depleting and degrading natural capital Sustainability Emphasis Pollution prevention (cleaner production) Waste prevention and reduction Protecting where species live (habitat protection) Environmental restoration Less wasteful (more efficient) resource use Population stabilization by decreasing birth rates Protecting natural capital and/


Chapter 1 Environmental Problems, Their Causes, and Sustainability AP Environmental Science.

China will be the largest consumer and producer of cars. Natural Systems Have Tipping Points ● Ecological tipping point is an often irreversible shift in the behavior of a natural system. ● Environmental degradation has time delays between our actions now and the deleterious effects later on are such as long-term climate change, over-fishing, and species extinction. Cultural Changes Have Increased Our/


LIVING IN THE ENVIRONMENT 17 TH MILLER/SPOOLMAN CHAPTER 1 Environmental Problems, Their Causes, and Sustainability.

China Projections for next decade Largest consumer and producer of cars Natural Systems Have Tipping Points Ecological tipping point: an often irreversible shift in the behavior of a natural system Environmental degradation has time delays between our actions now and the deleterious effects later Long-term climate change Over-fishing Species extinction Tipping Point Fig. 1-15, p. 19 Cultural Changes Have/


ENVIRONMENTAL DEGRADATION. Resources  Perpetual: renewed continuously on a human scale.  Renewable: can be replenished fairly quickly.  Non-renewable:

for life on the planet. Its value is therefore impossible to quantify or even model. Environmental degradation an issue of increasing concern for all of us. The deterioration of the environment through depletion/be of the following types: Air pollution, water pollution, noise pollution, land pollution, sound pollution How Environmental Degradation Occurs: Environmental changes are based on many factors /causes including: Social factors Population Explosion Poverty Urbanization Sub Factors  Intensification/


Mt Kenya University EGE 412: ENVIRONMENTAL CONSERVATION Credit Hours: 3 Pre-requisites: EGE 122 and EGE 222 Lecturer: Odanga L.

years, a rate that equals losing 7 to 30 species per week (Mawdsley and Stork, 1995). – Vicious circle: There is a clear cause-and-effect between poverty & environmental degradation & poverty is an habitual cause of environmental degradation & undermines people’s capacity to manage resources well & sustainably Some facts (From USAID, 2005) Ecosystems and habitats are also threatened and are being lost at alarming levels/


LIVING IN THE ENVIRONMENT 17 TH MILLER/SPOOLMAN CHAPTER 1 Environmental Problems, Their Causes, and Sustainability.

China Projections for next decade Largest consumer and producer of cars Natural Systems Have Tipping Points Ecological tipping point: an often irreversible shift in the behavior of a natural system Environmental degradation has time delays between our actions now and the deleterious effects later Long-term climate change Over-fishing Species extinction Tipping Point Fig. 1-15, p. 19 Cultural Changes Have/


Chapter 1 Environmental Problems, Their Causes, and Sustainability.

Fig. 1-18, p. 25 Current Emphasis Pollution cleanup Waste disposal (bury or burn)‏ Protecting species Environmental degradation Increased resource use Population growth Depleting and degrading natural capital Sustainability Emphasis Pollution prevention (cleaner production)‏ Waste prevention and reduction Protecting where species live (habitat protection)‏ Environmental restoration Less wasteful (more efficient) resource use Population stabilization by decreasing birth rates Protecting natural capital and/


Environmental Issues, Their Causes, and Sustainability.

of years for more to be produced Wait millions of years for more to be produced Recycling Recycling takes less energy, water, and other resources and produces less pollution and environmental degradation than exploiting virgin resources. Three R’s: Reduce, Reuse, Recycle What is Pollution? Any alteration of air, water, soil, or food that harms the health, survival, or activities of humans/


LIVING IN THE ENVIRONMENT 17 TH MILLER/SPOOLMAN Environmental Problems, Their Causes, and Sustainability.

Tipping Points Ecological tipping point: an often irreversible shift in the behavior of a natural system Environmental degradation has time delays between our actions now and the deleterious effects later Long-term climate change / waste of resources Affluence can provide funding for developing technologies to reduce Pollution Environmental degradation Resource waste Poverty Has Harmful Environmental and Health Effects Population growth affected Malnutrition Premature death Limited access to adequate /


Entire Year Environmental Review. SUSTAINABLE To use resources in such a way as to meet needs now and provide for needs in the future. Without depleting.

depletion Pesticides Oil spills Excess heat Waste Production Solid waste Hazardous waste Food Supply Problems Overgrazing Farmland loss and degradation Wetlands loss and degradation Overfishing Coastal pollution Soil erosion Soil salinization Soil waterlogging Water shortages Groundwater depletion Loss of biodiversity Poor nutrition Major Environmental Problems Fig. 1.13, p. 14 Greatest Cause of Env Problems is increase in human populations globally Rapid population/


Mt Kenya University EGE 412: ENVIRONMENTAL CONSERVATION Credit Hours: 3 Pre-requisites: EGE 122 and EGE 222 Lecturer: George Eshiamwata.

years, a rate that equals losing 7 to 30 species per week (Mawdsley and Stork, 1995). – Vicious circle: There is a clear cause-and-effect between poverty & environmental degradation & poverty is an habitual cause of environmental degradation & undermines people’s capacity to manage resources well & sustainably Some facts (From USAID, 2005) Ecosystems and habitats are also threatened and are being lost at alarming levels/


1 Plastivida Brazil June 10, 2008 Joseph P. Greene, Ph.D. Professor California State University, Chico Chico, CA 95929-0789 Biodegradable and Degradable.

biodegradability in a short defined time frame (determined by the disposal infrastructure like composting) TIME --- ONE GROWING SEASON; MAYBE TWO DISPOSAL ENVIRONMENT – Composting, anaerobic digestion plants, marine/oceans, soil DEGRADABLE = Major Environmental Problems MUST ENSURE COMPLETE BIODEGRADABILITY IN THE SELECTED DISPOSAL ENVIRONMENT (as per ASTM test methods and specifications) Reference: Dr. Ramani Narayan, Michigan State University, www.msu.edu/~narayan 7 Definitions/


Chapter 1 Environmental Problems, Their Causes, and Sustainability

on getting enough food, water, and fuel for cooking and heating to survive. Many also deplete and degrade forests, soil, grasslands, and wildlife for short-term survival. Affluenza has an enormous environmental impact. Because of this exponential growth in resource use, large amounts of pollution, environmental degradation, and wastes are produced Affluenza: unsustainable addiction to overconsumption and materialism exhibited in the lifestyles of affluent/


Health Consequences of Environmental Degradation and Social Injustice

of Wealth National and Global Political and Economic Institutions Poor education Media manipulation and inaccurate reporting Unbalanced political influence Citizen apathy Consequences of Environmental Degradation Increased poverty and overcrowding Famine Weather extremes Species loss Medical illnesses Infectious diseases Consequences of Environmental Degradation Death (40% of world’s yearly deaths linked to water, air, and soil pollution) War Ecological footprint (22 hectares/person) exceeds Earth/


Health Consequences of Environmental Degradation and Social Injustice Martin Donohoe, M.D., F.A.C.P.

Economic Institutions Poor education Poor education Media manipulation and inaccurate reporting Media manipulation and inaccurate reporting Unbalanced political influence Unbalanced political influence Citizen apathy Citizen apathy Consequences of Environmental Degradation Increased poverty and overcrowding Increased poverty and overcrowding Famine Famine Weather extremes Weather extremes Species loss Species loss Medical illnesses Medical illnesses Infectious diseases Infectious diseases Consequences of/


Application of a Strategic Environmental Assessment framework in the Palar River Basin Tamil Nadu, India Presentation at Workshop on CEA, SEA and DPL.

water regulation) Optimize Cropping Patterns and Irrigation Technologies IPM/IPNM Manage Pollution 3. Impact Related Problems (Agriculture/Health) 2. Resource Degradation Interaction of Issues Environmental Social Economic Pollution (from industry, settlements) Sand mining Groundwater depletion Tank siltation Catchment degradation Sustainable agriculture Livelihoods Equity Access to clean water Social structure Migration Poverty Alleviation Health Sustainable Incomes Subsidies Efficiency Sustainable Growth/


Health Consequences of Environmental Degradation and Social Injustice Martin Donohoe, M.D., F.A.C.P.

Economic Institutions Poor education Poor education Media manipulation and inaccurate reporting Media manipulation and inaccurate reporting Unbalanced political influence Unbalanced political influence Citizen apathy Citizen apathy Consequences of Environmental Degradation Increased poverty and overcrowding Increased poverty and overcrowding Famine Famine Weather extremes Weather extremes Species loss Species loss Medical illnesses Medical illnesses Infectious diseases Infectious diseases Consequences of/


Health Consequences of Environmental Degradation and Social Injustice Martin Donohoe, M.D., F.A.C.P.

Economic Institutions Poor education Poor education Media manipulation and inaccurate reporting Media manipulation and inaccurate reporting Unbalanced political influence Unbalanced political influence Citizen apathy Citizen apathy Consequences of Environmental Degradation Increased poverty and overcrowding Increased poverty and overcrowding Famine Famine Weather extremes Weather extremes Species loss Species loss Medical illnesses Medical illnesses Infectious diseases Infectious diseases Consequences of/


Introductory definitions  Environment: Everything around us (includes living and nonliving), with which we interact  Environmentalism: the SOCIAL movement.

, fresh air, fertile soil can be replenished fairly quickly (hours up to hundred years)  Sustainable yield highest rate @ which renew resources can be used indef w/out reducing available supply  Environmental degradation when availability supply begins to shrink Some Resources Are Not Renewable  Nonrenewable resources  exist in a fixed quantity; can be renewed in million to billion yrs (maybe) Energy resources Metallic/


SUSTAINABLE DEVELOPMENT. Environmental sustainability –Main article: Environmental degradationEnvironmental degradation Environmental degradation is.

, water scarcity and many other major problems. Consumption of renewable resources State of environment Sustainability More than natures ability to replenish Environmental degradation Not sustainable Equal to natures ability to replenish Environmental equilibrium Steady-state Sustainability Less than natures ability to replenish Environmental renewal Sustainable development Criticism of the term Many environmentalists have criticized some interpertations of the term "sustainable development"[citation needed/


Environmental Problems, Their Causes, and Sustainability Chapter 1.

Directly available for use Not directly available for use  Perpetual resource Solar energy Some Sources Are Renewable (2)  Renewable resource E.g., forests, grasslands, fresh air, fertile soil  Sustainable yield  Environmental degradation Degradation of Normally Renewable Natural Resources and Services Overexploiting Shared Renewable Resources: Tragedy of the Commons  Three types of property or resource rights Private property Common property Open access renewable resources/


© Cengage Learning 2015 LIVING IN THE ENVIRONMENT, 18e G. TYLER MILLER SCOTT E. SPOOLMAN © Cengage Learning 2015 1 Environmental Problems, Their Causes,

due to: –High levels of consumption –High levels of pollution –Unnecessary waste of resources However, affluence can provide funding for developing technologies to reduce: –Pollution –Environmental degradation –Resource waste 2. Affluence Has Harmful and Beneficial Environmental Effects © Cengage Learning 2015 Unable to fulfill basic needs –Adequate food, water, shelter, health care, and education –900 million people live in extreme poverty (< $1.25 a/


Environmental Problems, Their Causes, and Sustainability.

Us Fig. 1-18, p. 25 Current Emphasis Pollution cleanup Waste disposal (bury or burn) Protecting species Environmental degradation Increased resource use Population growth Depleting and degrading natural capital Sustainability Emphasis Pollution prevention (cleaner production) Waste prevention and reduction Protecting where species live (habitat protection) Environmental restoration Less wasteful (more efficient) resource use Population stabilization by decreasing birth rates Protecting natural capital and/


Environmental Controls on Methylmercury Production and Degradation in Everglades Sediments Environmental Controls on Methylmercury Production and Degradation.

matter on microbial mercury cycling in Everglades sediments. II. Determine to what extent each environmental variable impacts the opposing processes of MeHg- production and degradation. III. Determine the relative influence of the above parameters among-sites along the eutrophication/. IV. V. VI. CONCLUSIONS I. MeHg-production was much more affected by changes in environmental variables than was MeHg- degradation. Thus, variations in net MeHg production are driven mainly by changes in gross MeHg production. /


Yale School of Forestry & Environmental Studies Restoration of degraded pastures using agrosilvopastoral systems with native.

such as Paspalum fasciculatum, and the exotic Cynodon nlenfuensis, Panicum maximum, Pennisetum purpureum, Brachiaria spp., Melinis minutiflora, and Ischaemun indiana grow well beneath these species. Yale School of Forestry & Environmental Studies Conclusions Degraded pastures can be replaced with plantations of native trees that improve soils, control erosion, and produce high-quality timber, providing both restoration and productivity. Farmers can also benefit from/


Environmental Problems, Their Causes, and Sustainability Chapter 1.

Directly available for use Not directly available for use  Perpetual resource Solar energy Some Sources Are Renewable (2)  Renewable resource E.g., forests, grasslands, fresh air, fertile soil  Sustainable yield  Environmental degradation Degradation of Normally Renewable Natural Resources and Services Overexploiting Shared Renewable Resources: Tragedy of the Commons  Three types of property or resource rights Private property Common property Open access renewable resources/


Environmental Problems, Their Causes, and Sustainability Chapter 1.

Directly available for use Not directly available for use  Perpetual resource Solar energy Some Sources Are Renewable (2)  Renewable resource E.g., forests, grasslands, fresh air, fertile soil  Sustainable yield  Environmental degradation Degradation of Normally Renewable Natural Resources and Services Overexploiting Shared Renewable Resources: Tragedy of the Commons  Three types of property or resource rights Private property Common property Open access renewable resources/


Environmental Problems, Their Causes, and Sustainability Chapter 1.

Directly available for use Not directly available for use  Perpetual resource Solar energy Some Sources Are Renewable (2)  Renewable resource E.g., forests, grasslands, fresh air, fertile soil  Sustainable yield  Environmental degradation Degradation of Normally Renewable Natural Resources and Services Overexploiting Shared Renewable Resources: Tragedy of the Commons  Three types of property or resource rights Private property Common property Open access renewable resources/


Environmental Problems, Their Causes, and Sustainability Chapter 1.

resource Can be replenished fairly quickly E.g., forests, grasslands, fresh air, fertile soil  Sustainable yield Highest rate at which a renewable resource can be used indefinitely  Environmental degradation Occurs when we exceed sustainable yield Degradation of Normally Renewable Natural Resources and Services Overexploiting Shared Renewable Resources: Tragedy of the Commons Three types of property or resource rights  Private property individual or firm/


CONSERVATION BIOLOGY Lesson 6. CAUSES OF EXTINCTION. Habitat degradation and lost. Biological impacts of Climate change. Overexploitation. Species invasions.

factors and resources management. In situ management. Ex-situ management. Habitat loss: The main consequence of environmental degradation is the loss of habitat for the species. When a species does not have its suitable corresponding habitat/ subject of many investigations into the science of conservation biology. Other consequences of environmental degradation would be: ◦ Erosion and soil compaction. Environmental degradation often leads to erosion problems in the long term that prevent regeneration of the/


Environmental Problems, Their Causes, and Sustainability Chapter 1.

Directly available for use Not directly available for use  Perpetual resource Solar energy Some Sources Are Renewable (2)  Renewable resource E.g., forests, grasslands, fresh air, fertile soil  Sustainable yield  Environmental degradation Degradation of Normally Renewable Natural Resources and Services Overexploiting Shared Renewable Resources: Tragedy of the Commons  Three types of property or resource rights Private property Common property Open access renewable resources/


Environmental Problems, Their Causes, and Sustainability Chapter 1.

, shelter, health, and education are not met. One in every five people live in extreme poverty (<$1.25/day), and more are susceptible. Poverty has harmful environmental and health effects Poverty causes harmful environmental and health effects. –Environmental degradation caused by need for short-term survival. –Malnutrition. –Inadequate sanitation and lack of clean drinking water. –Severe respiratory disease. –High rates of premature death for/


POLS 304 Local Government & Governance Turkey Environmental and Climate Change.

is richly endowed with a diverse flora and fauna. It supports around 9000 animals and plants. However, these numbers are declining due to pressure from rapid urbanisation, industrialisation, tourism, and environmental degradation. The steppe ecosystems are particularly threatened by road and damn constructions. Uncontrolled development and large scale water infrastructure projects such as hydropower dams are significant threats to Turkish ecosystems and/


Environmental Problems, Their Causes, and Sustainability Chapter 1.

Directly available for use Not directly available for use  Perpetual resource Solar energy Some Sources Are Renewable (2)  Renewable resource E.g., forests, grasslands, fresh air, fertile soil  Sustainable yield  Environmental degradation Degradation of Normally Renewable Natural Resources and Services Overexploiting Shared Renewable Resources: Tragedy of the Commons  Three types of property or resource rights Private property Common property Open access renewable resources/


Mt Kenya University EGE 412: ENVIRONMENTAL CONSERVATION Credit Hours: 3 Pre-requisites: EGE 122 and EGE 222 George Eshiamwata.

does cause problems, such as receiving water sedimentation, ecosystem damage and outright loss of soil Environmental issues Desertification The degradation of land in arid and dry sub- humid areas, resulting primarily from man- made activities/Stork, 1995). – Vicious circle: There is a clear cause-and-effect between poverty & environmental degradation & poverty is an habitual cause of environmental degradation & undermines people’s capacity to manage resources well & sustainably Some facts (From USAID, 2005/


Environmental Problems, Their Causes, and Sustainability

resources Metallic mineral resources Nonmetallic mineral resources Economic depletion Recycling and reuse Perpetual and Renewable Resources Sustainable yield – a renewable resource can be reused but never lose its available supply. Environmental degradation – exceeding the natural replacement rate of resources. Tragedy of the Commons – “If I don’t use it someone else will…” mentality Ecological Footprint Fig. 1-7, p. 11 Per Capita/


United Republic of Tanzania MANAGING LAND USE, PROTECTING LAND AND MITIGATING LAND DEGRADATION: TANZANIA CASE STUDY R. S. Muyungi Assistant Director and.

of mountains, on top of mountain ranges, in river valley and around water sources. Cont… iii.) iii.) Environmental degradation due to deforestation and massive tree cutting for firewood, charcoal and house construction in urban areas. iv.) Unsustainable /dams for hydroelectricity. v.) Inadequate accurate data and information at district level regarding water sources and uses vi.) Environmental degradation and deterioration of water sources due to wild fire. Cont…. vii.) Drying up of water sources resulting /


Michael Matthies Institute of Environmental Systems Research

substance property. Chemodynamic points out the dynamic nature of processes involved. Environmental Fate Processes Partitioning - partitioning between two phases, e.g. air and water, - ad/desorption on particles, - uptake into lipid phases. Transport - mixing and dilution, - ad/convection, - diffusion, - dispersion. Transformation - photolysis and photochemical degradation, - hydrolysis, - microbial biotic degradation - metabolic transformation. Partitioning Environment is divided into non-mixable phases/


PENGELOLAAN LINGKUNGAN

such as Photovoltaics, Wind Turbines, Bioreactors, etc. Sustainable development is the core of environmental technologies. The term environmental technologies is also used to describe a class of electronic devices that can promote sustainable management/envirohealthmatters.org/content/cleaning-mess-bioremediation . RHIZO-REMEDIASI TANAH TERCEMAR Rhizoremediation is a process where microorganisms degrade soil contaminants in the rhizosphere (arrow region of soil that is directly influenced by root secretions/


Environmental Problems, Their Causes, and Sustainability

: How Are Our Ecological Footprints Affecting the Earth? As our ecological footprints grow, we are depleting and degrading more of the earth’s natural capital We Are Living Unsustainably Environmental degradation: wasting, depleting, and degrading the earth’s natural capital Happening at an accelerating rate Natural Capital Degradation Degradation of Normally Renewable Natural Resources Shrinking forests Climate change Decreased wildlife habitats Air pollution Species extinction Soil/


The Concept of Desertification

a region. This is not an end but a starting point and acceptable to most interested researcher on desertification. Environmental degradation is very old problem for human civilization. People have been living in the drier regions of the word for /-existent. One must realized that desertification is by far not the only word used in the literature to describe environmental degradation in arid region. A number of word proposed for this purpose. Term Author, Researcher Perception Dessification Hubert 1917 /


Welcome to the CLU-IN Internet Seminar MTBE and TBA Cleanup-New Research Perspectives Sponsored by: National Institute of Environmental Health Sciences,

technologies Bioreactor effluent is usually discharged as wastewater: biological safety should be tested 10 Contaminated Environmental Site Bioremediation and Monitoring Measurements Using Molecular Tools Microbial communities (Who is present?) Functional genes/fingerprinting, qPCR, clone libraries, high- throughput sequencing, metagenomics… 11 MTBE Biodegradation Aerobic Environmental isolates able to degrade MTBE Methylibium petroleiphilum strain PM1 72.6 nmol/min/mg protein Hydrogenophaga flava ENV735 46 /


For the past ½ year we have gone over the basic concepts of environmental science For the rest of the time we look how those concepts have been applied.

 Why would specialization put people in a vulnerable position? Answer  Crops can fail because Disease Environmental degradation Climate change Ex: how would the loss of bees effect crops? Ex: Banana wilt: Panama disease / Images of Greenhouse Land Used in the Production of Food Crops Problems with intense monocultures?  Water, Energy needs  Environmental degradation (fertilizers, pesticides, topsoil erosion)  Weather  Disease  Others? Traditional Agriculture Often Relies on Low-Input Polycultures /


BSc Environmental Studies Non-Renewable Resources Impacts of Resource Extraction EV3903 Non Renewable Resources.

Fig. 43 Impacts of Resource Extraction - 18 EV3903 Non-Renewable Resources 18 Surface Mining - 10 Strip Mining major environmental degradation topography altered - land rarely rehabilitated in past - now requirement (Fig. 44) abandoned mine area subject to severe /EV3903 Non-Renewable Resources 43 Subsurface Mining - 25 Wastes Storage and Landscape Degradation - 7 resulting dereliction of land and overall environmental degradation due to such disasters more difficult to assess derelict land defined as land /


-Rania Masri, Ph.D. Department of Environmental Sciences, Faculty of Sciences, University of Balamand, Lebanon March 2009 Environment.

Revision. World Population Prospects Rural to Urban Migration (1961-2003) Source: World Bank data Rural to Urban Migration (1961, 1980, 2003) Population density (inhabitant per km2) (2006) Economic cost of environmental degradation Mean annual cost (US$ million) Mean cost in % of GDP Source: World Bank papers Air pollution alone: 2.1% Egypt’s GDP GDP structure by sector (2006) Agriculture (% of total/


Environmental Problems and Their Causes

or destruction of a potentially renewable resource by using it faster than it is naturally replenished Sustainable Yield The Sustainable Yield “Teeter-Totter” Use Renewal Environmental Degradation Use Renewal Resources and Environmental Degradation Nonrenewable Resource - a resource that exists in a fixed amount in various places in the earth’s crust and has the potential for renewal only by geological, physical, and chemical /


Ads by Google