The website Here is Today attempts to provide some perspective on time by giving a visual idea of how much time has passed since various important milestones (biological, geological, centuries, millennia, etc).

http://www.treehugger.com/natural-sciences/need-some-perspective-time-here-today.html

The website Here is Today attempts to provide some perspective on time by giving a visual idea of how much time has passed since various important milestones (biological, geological, centuries, millennia, etc).

http://www.treehugger.com/natural-sciences/need-some-perspective-time-here-today.html

Don’t worry be happy! But you should probably worry about being happy or we’ll never be happy. 

Why should those of us in favor of addressing climate change - climate hawks, environmentalists, scientists, 80% of the public - be responsible for convincing others that the world needs saving? 

via Climate change and the burden of proof