Environmental science

3. a mixture of rock fragments, nutrients,water, air, and decaying animal and plant matte
4. warming of the Earth’s atmosphere caused by the build up of greenhouse gases
6. any physical or chemical change in water that adversely affects organisms
7. colorless, odorless gas that has the ability to combine with hemoglobin faster than oxygen
11. erosion- the process by which water, wind, or ice moves particles of rocks or soil.
13. a natural resource that cannot be re-made or re-grown at scale comparable to its consumption
14. from industries such as chemical plants, paper mills, petroleum refineries and smelters
17. source of energy for almost every machine
18. include nitrates and phosphates which are the limiting factors for populations of algae and other aquatic plants
19. made up of hydrogen and carbon
20. tiny bits of solid matter or liquid droplets that are suspended in the air for long periods of time
21. thinning of the ozone layer or the loss of the blocking effect of ozone against UV rays
22. uranium to create energy
23. changes the water ambient temperature due to industries that dispose hot effluents

1. soil that makes up the Earth’s crust
2. transportation and stationary combustion sources such as coal-fired power plants, industry
5. phenomenon that helps maintain the Earth’s surface temperature
8. the very top layer of dead leaves and grass
9. refers to the change in the earth’s climate due to greenhouse gases
10. introduction of solid, liquid or gaseous materials that alter the physical, chemical and biological properties of the air, and cause harm /damage to living organisms and structures
12. particles derived from soil or rock that have been or being transported by water and wind
15. thin, fragile shield that envelops the earth
16. can be renewable or non-renewable