SCOPE Introduction to Green Technology The Need for Eco-friendly Technology Areas of Application Cleaner and Better World: The Ultimate Goal Green Engine and Aviation Future of Green Technology Drawbacks of Green Revolution
Wind Energy Solar Energy
Hydropower Tidal Energy
AIM The aim of my presentation is to enlighten the house about the likely potential of such renewable, environmentally friendly energy called “Green Technology”
SEQUENCE The Need for Going Green Areas of Application Goals of Green Technology The Green Engine Future Developments Drawbacks Conclusion Q & A
Green Technology Definition “The application of the environmental science to conserve the natural environment and resources, and to curb the negative impacts of human involvement”
Example Solar Cell
Example Reusable Water Bottle
Why we need Green Technology? Population vs. Resources Risks to Human Health Go Green - If Not For Love Then Profit
Why we need Green Technology? Population vs. Resources 9 billion by 2050 Strains our finite resources Preserve what is left Increase the lifespan of water and natural resources Seek alternatives
Why we need Green Technology? Risks to Human Health Improper disposal Household batteries and electronics Groundwater pollution Contaminate food and water supply
Why we need Green Technology? Go Green - If Not For Love Then Profit Good business Reduce their energy bill Safer and healthier products Increased awareness
Areas of Green Technology Solar Most powerful renewable energy Variety of commercial and industrial uses
Areas of Green Technology Solar Free and inexhaustible Fastest growing energy sources
Areas of Green Technology Wind Cleanest Most sustainable Cost-competitive energy resources
Areas of Green Technology Wind Pakistan Total Production: 15000MW US Wind Energy Production alone: 25000MW
Areas of Green Technology Hydropower Flowing water creates energy Turned into electricity Largest source of renewable power worldwide
Areas of Green Technology Hydropower Help decrease dependence on fossil fuels Reduce the threat of global warming.
Areas of Green Technology Ocean Produce mechanical energy Currents represent a largely untapped source of energy
Areas of Green Technology Ocean Powerful Highly-concentrated Clean energy resource
Areas of Green Technology Biomass Produce electricity, transportation fuel and chemicals Constitutes trees, grass crops, forestry, agricultural, and urban wastes.
Areas of Green Technology Biomass Biofuels 1.8% of the world's transport fuel Bioethanol Fuel for vehicles Used as gasoline additive
Areas of Green Technology Biomass Biodiesel Waste vegetable oil to soybeans Diesel engines Landfill gas chemical reaction in landfill
Areas of Green Technology Biomass Bullet 580 Runs on “algae” Bio-fuel that can be developed from brackish and waste water Maximum speed of 80 mph Capable of carrying loads of 2,000lbs up to 20,000ft
Areas of Green Technology Geothermal Earth's internal heat Electric power production Large and complex power Simple pumping systems
Areas of Green Technology Geothermal Geothermal energy Found almost anywhere Affordable Sustainable solution
Areas of Green Technology Green Construction Green Building Current and future environmental impact Healthiest possible environment Most efficient and least disruptive use of land, water, energy and resources
Areas of Green Technology Green Construction Energy efficient Use of Recycled content Environmentally sustainable materials Sustainable use of construction site Use of locally manufactured goods Indoor environmental air quality Vegetative Green Roofs
Areas of Green Technology Green Construction Apparently expensive Economical in the longer run Increases the initial building costs, but Reduction in size and cost of the buildings’ heating and cooling system
Green Construction Example Colorado Court, Santa Monica, USA
Ford Dearborn Truck Assembly Plant, Michigan, USA Green Construction Example Ford Dearborn Truck Assembly Plant, Michigan, USA
Areas of Green Technology Green Nanotechnology Manipulation of materials at the scale of the nanometer Transform the way everything is manufactured Application of green chemistry and green engineering principles
Goals of Green Technology Sustainability "Cradle to Cradle" design Innovation Minimizing Pollution Source Reduction Viability
Goals of Green Technology Sustainability Energy Conservation Solar, wind and hydroelectric power Utilization of energy efficient devices Energy Saver bulbs or CFLs
Goals of Green Technology Cradle to Cradle Design Replacing the "cradle to grave" Achieved through Recycling Most common green technologies Help reduce waste/pollution.
Goals of Green Technology Innovation Transportation Hybrid Cars Gasoline-electric Batteries helps reduce fuel emissions Minimize air pollution Living a cleaner, less expensive life
Goals of Green Technology Minimizing Pollution Water and Waste Management Sewage Treatment Air Purification Solid waste management
Goals of Green Technology Source Reduction Patterns of production and consumption Green Packaging Minimizing the amount of packaging Minimizing the energy used Using reusable packaging Using recycled and recyclable items Using biodegradable materials
Goals of Green Technology Viability Center of economic activity Cost savings National security issue Efficient and cost effective business operations
Green Engine VITAL Aims to reduce Aircraft engine noise Carbon dioxide emissions Major Partners SNECMA Airbus France Volvo Aero Rolls Royce
Green Engine Contra Rotating Turbofan (CRTF) Two fans turning in opposite directions Reduce the fan rotating speed by 30% Same performance as a conventional fan Slower tip speeds, reduces fan noise Higher bypass ratio, results in lower fuel burn Reduced carbon dioxide emissions
Future Developments Lilypad Project Futuristic concept Series of floating self-sufficient ocean-going eco-city islands. Support great deal of biodiversity. Collecting pools located in their centers would gather and filter water for use on board. For adventurers and refugees alike as water levels rise around the world.
Future Developments Bahrain World Trade Center Three massive wind turbines Accelerates air moving between towers Generate even more power Largest wind-powered design in a massive building
Future Developments MagLev Wind Turbine Using magnetism to levitate the blades Theoretically survive for centuries Power up to 750,000 homes 1 maglev wind turbine equals to 1000 standard wind mills
Future Developments Solar Tower Surrounded by 600 steel reflectors Sunrays directed at a single point Turn water into steam. The steam moves through turbines and generates energy.
Future Developments Dongtan Eco-City Environmentally, socially, economically and culturally sustainable city Relies on its own wind and solar energy as well as organic farming strategies Prototype for large-scale city planning Fully eco-friendly mindset.
Future Developments Lighthouse Skyscraper 1000-foot-tall office skyscraper Designed to use about half the water and energy of a typical high-rise building Solar energy collection and wind farming techniques Improve recovery of energy and water within the building.
Future Developments Orbiting Solar Arrays Array of solar panels placed into orbit. Beam the solar power back down to a receptor Converted into electricity. No interruption of the flow due to adverse weather conditions or being night.
Future Developments Smart Grids Overcome current electrical grid problems More efficient and cost-effective distribution and consumption of energy Integration of alternative energy sources Power flows optimized Carbon dioxide emissions reduced substantially
Problems with Going Green Drawbacks Problems with Going Green Inconsistent Weather Not possible everywhere Cost of solar panels Short lifespan of energy infrastructure Hybrid car drawback
Conclusion Time to diversify our energy sources Increased usage of solar, wind, water power Excess energy back to the national power grid Good business opportunity Promoting practices that will benefit our environment Solar energy has surpassed wind power generation Solar markets are growing at ten times the rate of the oil industry,
Conclusion Reduce energy consumption Enhance energy independence Reduce operating costs Reduce electronic waste Improve public health Generate positive public relations Create new economic opportunities Strengthen our country START NOW
Global Warming The retreat of Aletsch Glacier in the Swiss Alps (situation in 1979, 1991 and 2002), due to global warming.