Looking back one, two and five years ago today on Worldchanging:
Solar Carbon Payback
Some naysayers argue that solar panels don't make sense because it takes so much energy to make them--mining, smelting or refining, processing, etc. Do they really save fossil fuel energy and greenhouse gas emissions over the long run? The simple answer is yes. They save a whole lot. But then the question is: what kinds of solar panels are better than others?...
Intent Shapes Environment, Environment Shapes Life
Claude Lewenz says we can't design and build based on fear; we need to focus on community with environmental protection as a baseline...
Here are some particularly pleasing numbers about the climate: 132 | 37 | Four | One billion | 2004 and 23. Read on to learn just what these numbers mean -- and why they matter......
To continue this vulnerable world, we have to take thus some initiative otherwise we have to face lot of dangerous situation.