It won't surprise many of my readers to learn that I'm a fanatic about energy conservation and efficiency. That goes back more than 30 years to the mid-70s. During those years I've paid a lot of attention to windows--and seen dramatic improvement in window performance.

Here's a tool that tries to connect the best available science directly to the international climate change negotiations and commitments, and the politicians are using it! Perhaps that, in itself, is progress. "How Does It Work? In the run-up to COP-15, we are scanning UNFCCC submissions and news sources from around the world to collect a list of what we call 'current proposals' — possible scenarios for greenhouse gas emissions by UNFCCC parties.