As each day passes Earth is experiencing more global warming, entire ecosystems are destroyed, several acres of the rainforest are wiped out, and pollution is causing harmful effects. Earth is slowly being destroyed, and if people aren't informed and actions are not taken now, humans will not have ...

• Word Count: 700
• Approx Pages: 3
• Grade Level: Undergraduate

The "hockey stick" describes a reconstruction of temperatures over the past 1000 to 2000 years using tree-rings, ice cores, coral and other records that act as proxies for temperature (Mann 1999). The reconstruction found that global temperature gradually cooled over the last 1000 years wit...

• Word Count: 1005
• Approx Pages: 4
• Grade Level: Undergraduate