What other news comes from the world of cleantech? Following are some recent stories you might have missed:

• The UK’s greenhouse gas emissions declined by 1.7 percent in 2007, according to a final estimate from the Department of Energy and Climate Change. Total emissions of six greenhouse gases amounted to 636.6 million tonnes of carbon dioxide equivalent, down from 647.9 million tonnes in 2006;
• Researchers at Intel say they’ve successfully generated electricity by wirelessly harvesting power from television towers or radio frequency identification (RFID) readers. Their Wireless Identification and Sensing Platform (WISP) can sense and draw energy from sources up to 4 kilometers distant, they report;
• Scientific American reports that the US has become the world’s top producer of wind energy, surpassing the former leader, Germany. It adds that the US is also expected to shortly become the leading producer of solar power as well;
• The good news: Researchers at NASA and other groups are coming together to test two non-petroleum-based jet fuels in hopes of finding a lower-cost option for commercial airlines. The bad news: both test synthetic fuels are made from coal;
• Denmark-based Novozymes has signed an agreement with the Chinese energy company Sinopec to develop a commercial-scale process for producing cellulosic ethanol from corn stover, the leaf and stalk matter left behind in fields after a harvest.

• Green technology investors seek safer havens in 2011
• New US consortium plans $1.4bn in cleantech investments
• What does 2011 hold for China, US?
• World Economic Forum: Cleantech rules
• Virtual design speeds green reality
• Opinion: Darling’s green bank idea is laughably small
• Some guys and Holy Grails: 5 rules for spotting ‘cleantech porn’
• Despite some ‘green shoots,’ cleantech VCs see trouble ahead
• Cleantech Connect Awards recognise fast-growing innovators
• Irish cleantech firms seek opportunities in Silicon Valley