Need a briefing on the latest developments in cleantech? Greenbang’s here with our daily review of news you might have missed:

• Photovoltaic (PV) module manufacturer Suntech Power Holdings has joined the Belgium-based PV CYCLE association, which is establishing a voluntary take-back and recycling programme for end-of-life PV modules;
• Brute force rather than aerodynamic efficiency is the key to bumblebee flight, Oxford University scientists have discovered;
• A 15 May panel discussion at Washington’s House of Sweden will examine the links between adaptation, climate change, and development;
• The Lemnis Lighting company in the Netherlands recently unveiled a new 6-watt LED light bulb, About My Planet reports;
• Philips says a study by the Dutch Metrology Institute finds that its MASTER LED lamps easily met and in some cases exceeded the various test criteria laid down by the independent Netherlands-based research and measurement body.

• 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