| A | B |
|---|
| Renewable resource | a resource that can be replenished in one or two lifetimes |
| Non-renewable resource | a resource that cannot be replenished by natural processes |
| Sustainable development | a way of providing human services while not depleting natural resources |
| Acid rain | when nitrogen and sulfur mix with water vapor to form nitric acid and sulfuric acid and then precipitation occurs |
| Biodiversity | all of the different life found within the biosphere |
| Ozone layer | layer of ozone in the upper atmosphere which blocks the sun’s harmful UV radiation from reaching the surface of the earth. UV rays have been linked to skin cancer and cataracts. |
| Biological magnification | the accumulation of poisons as you move up trophic levels. Lead, mercury and DDT will all bioaccumulate |
| Invasive species | a species that is introduced and reproduces rapidly and eventually |
| Conservation | a way of using resources wisely |
| Greenhouse effect | the earth’s atmosphere has the ability to trap in heat, this keeps us from freezing |
| Global warming | increase in earth’s average temperature, mainly due to an increase in CO2 released into the atmosphere |
| Endangered species | a species who’s population is in decline and in danger of becoming extinct |
