The temperature drops as we go up through the troposphere, but it rises as we move through the next layer, the stratosphere. ... Warm air from Earth's surface rises and cold air above it rushes in to replace it. ... The chemicals are in an excited state, as they absorb the energy from the Sun. ... ATMOSPHERIC PRESSURE (Murao, Vivencio) Atmospheric pressure, sometimes also called barometric pressure, is the pressure exerted by the weight of air in the atmosphere of Earth (or that of another planet). ... HEATING THE ATMOSPHERE The sun is the source of most of the Earth's surface. ...

• Word Count: 3528
• Approx Pages: 14
• Grade Level: High School

Global warming is a conqueror we must not kneel to but rise to. ... Also, since snow reflects back the sun's heat, reduction in snowcaps further increases the rate at which the bare ground absorbs the sun's heat and raises temperatures. ... This further adds to the rise in sea levels ("Causes of sea level rise"). ... It will also lead to water shortages and affect wildlife. ... It is a challenge we must rise to....

• Word Count: 1142
• Approx Pages: 5
• Has Bibliography
• Grade Level: High School

All these gases make it so that it becomes harder for the radiation that the sun shines into the atmosphere to escape. ... Global Warming also helps the Earth and it has been for many years. ... This in turn causes the sea levels to rise around the world. ... Sea levels also continue to rise is because the hotter temperature cause the ocean water to expand. ... It also decreases temperatures in cold areas. ...

• Word Count: 1132
• Approx Pages: 5
• Grade Level: High School

Global warming is the warming near the earth's surface that results when the earth's atmosphere traps the sun's heat. ... As the earth gets warmer, there will be a rise in the average water level of the oceans. Two factors will cause this rise: thermal expansion and melting polar ice caps. ... It will also reduce the air pollution and improve the quality of the air we breathe. ... Cost is also a problem. ...

• Word Count: 2008
• Approx Pages: 8
• Has Bibliography
• Grade Level: High School

Global warming is the warming near the earth's surface that results when the earth's atmosphere traps the sun's heat. ... As the earth gets warmer, there will be a rise in the average water level of the oceans. Two factors will cause this rise: thermal expansion and melting polar ice caps. ... It will also reduce the air pollution and improve the quality of the air we breathe. ... Cost is also a problem. ...

• Word Count: 2008
• Approx Pages: 8
• Has Bibliography
• Grade Level: High School