Explain global warming, its causes, and its consequences
What will be an ideal response?
Answer: Global warming is the result of the Earth's temperature increasing during the 20th century by approximately 1 degree Celsius. This increase in global temperature is due to increases in greenhouse gases such as CO2 that enhance the greenhouse effect. The effects of global warming are a reduction in the size of glaciers and the polar ice sheets and consequently a rise in sea level.
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We now live in the ________ era
A) Paleozoic B) Neoproterozoic C) Mesozoic D) Cenozoic
A green flash appears when:
A) the sun is just rising or setting. B) there is a temperature inversion present. C) there is a rainstorm in progress. D) light is refracted around the edges of clouds.
Biodiversity is a vital part of the natural capital that sustains all life.
Answer the following statement true (T) or false (F)
Coal mines and coal processing facilities are required to minimize the amount of coal dust emitted during mining, processing, and transporting the coal. The regulations controlling coal dust emissions would mainly prevent ________
A) wasting coal that can be reclaimed and burned to produce electricity B) coal "fog" that can cause traffic fatalities C) lung damage to those working at the plant and living nearby D) acid precipitation in the region