The earth temperature has risen an average 1.33°F over the past 100 years. Another way to look at is, temperature has gone up more than 20% and this is since 1996. The last 10 years have been one of the warmest on record. Mankind can still make a difference. I still have a small light of hope. Help others be become more knowledgeable about the actions they can take to make a difference. Use public transportation, walk, use carpooling, and purchase solar / wind generated power. Educate others, let friends and families know about these and many other practical, energy-saving steps they can take to protect the environment.