New York Times: If Congress passes legislation that puts a price on carbon emissions, companies will need to track and report the waste from their operations. Kleiner Perkins Caufield & Byers, one of Silicon Valley’s top venture capital firms, is betting that such a cap-and-trade law or carbon tax will open the door for a new kind of software company. Since 2007, it has been quietly incubating Hara, a start-up that on Monday will start selling software to help businesses measure and reduce …