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The proposed Illinois tariffs are virtually identical to those equivalent to the actual ones in Germany as well as the proposed ones in Michigan. Hydro less than 500 kW……………………………………………………………$0.10/kWh Biogas less than 150 kW…………………………………………………………….$0.145/kWh Geothermal less than 5 MW………………………………………………………$0.19/kWh Wind………………………………………………………………………………………….$0.105/kWh Wind energy from small wind turbines………………………………………$0.25/kWh Rooftop solar less than 30 kW……………………………………………………$0.65/kWh Solar façade cladding less than 30 kW………………………………………..$0.71/kWh

For years, I was a public transit aficionado, constantly trumpeting the benefits of buses. I have to admit, though, that it didn’t take me long to swear off buses (and their rising costs to ride) forever, in favor of a totally free bicycle that could spirit me off to anywhere–back alleys and unique routes included.

By the time I actually got to the festival, however, I realized that my whole attitude had changed. The environmental benefits of taking public transportation are well known. Less cars on the road mean less pollution. Less fuel used by individual motorists means less of our natural resources consumed. But I realized by the time I hit Headhouse Square where the festival was being held that there are other benefits to taking public transportation.

A new life-cycle assessment study from the Brookhaven National Laboratory in New York examined the four most common types of photovoltaic (PV) solar power cells - multicrystalline silicon, monocrystalline silicon, ribbon silicon and thin-film, if you were wondering - to find out how much energy and waste was involved in their creation.

The Japanese government has launched the first satellite to monitor greenhouse gases worldwide. This tool will help scientists better ascertain where global warming emissions are coming from and how much is being absorbed by the oceans and forests. The U.S. will launch a similar orbiter next month.