36.4-36.5

clearing of forests for agriculture, lumber, or other uses

• greenhouse effect
• deforestation
• eutrophication
• acid rain

process by which atmospheric gases trap heat close to Earth's surface and prevent it from escaping into space

• deforestation
• acid rain
• global warning
• greenhouse effect

rise in Earth's average temperature

• global warming
• acid rain
• deforestation
• greenhouse affect

rapid growth of algae in bodies of water, due to high levels of nitrogen and often phosphate

• acid rain
• greenhouse affect
• eutrophication
• deforestication

precipitation that contains nitric and/or sulfuric acids

• acid rain
• deforestication
• global warming
• eutrophication

addition of substances to the environment that result in a negative effect

• acid rain
• pollution
• greenhouse affect
• global warming

process by which pollutants become more concentrated in successive trophic levels of a food web (eg. mercury in sharks)

• pollution
• acid rain
• greenhouse affect
• biological magnification

atmospheric gas (O3) that absorbs ultraviolet radiation, shielding organisms from its damaging effects

• ozone
• greenhouse affect
• pollution
• global warming

variety of life on Earth

• ozone
• pollution
• biodeversity
• acid rain

practice of harvesting or hunting to such a degree that remaining individuals may not be able to replenish the population

• pollution
• deforestation
• overexploitation
• acid rain