Environmental Science Ch 13
Terms in this set (29)
winds push warm water eastward in the Pacific Ocean
increases when fossil fuels are burned
destroyed by CFCs
international agreement to limit CFC production
heat trapped by atmosphere near Earth's surface
potential result of high UV radiation at Earth's surface
water is cooler than usual in the eastern Pacific Ocean
trade winds, westerlies, and polar easterlies
surface ocean currents
caused by wind and influenced by Earth's rotation
the long-term prevailing atmospheric conditions
warm moist air rises
rain frequently results when
Latitude strongly influences climate because _____ solar energy falls on areas that are closer to the equator than to the poles.
cold air is denser than warm air
An important property of air circulation is_________
water vapor and carbon dioxide
these 2 gasses account for MOST responsibility of greenhouse effect
tropical rain forests
reduce CO2 in the atmosphere
more directly for long days
during the summer, sunlight in the Northern Hemisphere shines how?
absorbs UV light
ozone in the stratosphere does what?
persist and continue to destroy ozone for decades
Once in the atmosphere, CFCs do what?
La Nina is the ____ phase of the El Nino Southern Oscillation cycle
risen some years and fallen other years but has increased overall
The average global temp. has _____ during the 20th century.
latitude, atmospheric and ocean circulation patterns, local geography, solar and volcanic activity
factors that determine climate
The MOST important determining factor of climate
change in angle at which the sun's rays strike the Earth
causes seasons to change
ozone layer in Earth's stratosphere
absorbs most of the UV light from the sun
human made chemicals that destroy ozone molecules and damage the ozone layer
predicted increase in global temperature that occurs as a result of increasing greenhouse gases in the atmosphere
What do scientists use to attempt to predict the rate of global warming.
set timetables for reducing emissions of greenhouse gases.