(つ●◡● )つ Please help Asap, Tysm! ~+ Match these items.+~

1 .

sulfur and nitrogen oxides

trapping heat by carbon dioxide and water vapor

2 .

nitrogen oxides

produced by burning coal with sulfur impurities

3 .

acid rain

formed at high temperatures in engines

4 .

photochemical smog

formed when gases react with sunlight and combine with particles found in smoke and soot

5 .

greenhouse effect

can cause aquatic life in lakes to die

good one: produce hormones that plants grow.

bad one: the problem with organic matter is that while plant nutrients are needed for crop growth, they can also stimulate excessive growth of the wrong plants – mainly, algae.

for  example, forests have higher evapotranspiration than other ecosystems,  such  as grasslands, because of their deeper roots and greater leaf area. thus forests have a net moistening effect on the atmosphere and become a moisture source for downwind ecosystems.