Originally Posted by 5.56X45mm

Exactly... what we has a group do it so small it's trivial. It's like me pouring a glass of water into the Ocean. I'm all for the environment. If the woods and animals go away then I have to place to hunt/fish/camp.

The Earth has cooled and heated long before we came and it will do it long after we go. The Sun goes through cycles also and heats and cools. Hell, the Polar Ice Caps on Mars are melting..... Do we have any effect on that?