Which is a significant source of heavy metal pollution of the atmosphere?

A. propellants
B. smelters
C. natural gas-burning power plants
D. leaky air-conditioning systems


Answer: B

Environmental & Atmospheric Sciences

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In the near future, the benefits of biofuel production may be enjoyed while reducing the impact on the global production of grain. One such promising approach is to

A) bioengineer cattle and goats to produce ethanol in their milk. B) produce biofuels from grasses and timber wastes instead of from corn. C) use the large amounts of animal wastes to produce ethanol. D) find ways to convert oil and natural gas into ethanol.

Environmental & Atmospheric Sciences

Which of the following models issues the most frequent forecasts?

A) RUC B) EDMWF C) AVN D) MRF E) NGM

Environmental & Atmospheric Sciences

Peridotite is the main constituent of which part of the Earth?

A) Crust B) Magma chambers C) Rift zones D) Upper mantle

Environmental & Atmospheric Sciences

In part, the high diversity of the tropical rain forest is due to the extremely fertile soils found in the biome

Indicate whether the statement is true or false

Environmental & Atmospheric Sciences