14 BIOMASS Energy from burning organic or living matter. Why is energy from biomass renewable?
15 WATER or HYDROELECTRIC Energy from the flow of water.Why is energy of flowing water renewable?Daniel Johnson Dam, near Baie-Comeau, Quebec
16 What are the differences between nonrenewable and renewable resources? SUMMARYWhat are the differences between nonrenewable and renewable resources?
17 Defining Natural Resources Natural resources: are non-manmade natural components of the Earth which has a value to humans (we use it)Natural resources come in two basic categoriesRenewable resources: which regenerate themselves naturally within 100 years or less (forests, etc..)Non-renewable resources: which take millions of years to regenerate themselves (gold, silver, copper, etc…)
18 One final note….After we pull the natural resources, what do we DO with them? We make them into Goods and ServicesYou hear a lot about goods and services but what are they?Goods: are tangible (real) things you manufacture (make)Making mittens, cars, tables etc…Services: Are things you do (service) for othersClean the house, do heart surgery, selling a car or book