Brains alone can't create a clean energy future
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Clean tech can't spread without government help, said experts at the Discover Brilliant sustainability conference.
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Science & environment: Climate initiatives undermined by rules on financial aid for installing wind turbines and solar panels
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Pie charts compare energy sources now to goals for 2030. It had better not be pie in the sky, or the sky may be falling.
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Anything that reinforces the role of fossil fuels Â particularly oil Â as the industrial worldÂs primary energy source is bad, not good.
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Scientists trying to create life are more like engineers than biologists. They want to make stuff rather than learn about life.
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The Zeo runs purely on batteries. It's a direction the other big makers are not so keen about.
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It's time for radical robomediation. Let's hand the service industry to automatons rather than transforming humans into reluctant machines. Commentary by Momus.
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It isn't easy being green in an abstract world As Kermit the infuriating frog puppet once said "It's not easy bein' green" - especially as a software developer. OK you can do all things that everyone else does - buy a Toyota Prius hybrid or even cycle to work (as long as you avoid Lycra and silly helmets). You can scribble notes on recycled paper with a pencil (made of wood from managed forests) and turn your machine off standby. You can even diligently recycle your printer ink cartridges and offset your energy consumption by planting a few trees.â¦
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An unlikely meeting of minds on an issue of global concern.
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Politics continue to complicate energy policy.
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Science & environment: The big high-street chains are falling over  themselves to 'go green'. But will any of it make  any difference? Mark Lynas is far from convinced.
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The petro-giant all by itself dwarfs whole renewable energy field.
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Scientists have struggled for years to make electricity from the sunâs light, at a cost competitive with other power sources. Now they are close, using the sunâs heat instead.
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Our computer-dependent society needs to rewire its green thinking in order to curb the growing impact of technology.
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Science & environment: Challenges of next 50 years include reprogramming genes to prevent diseases and producing clean energy
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The planet isn't the only thing heating up because of climate change. Some renewable-energy stocks have been pretty hot, too.
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Comment is free: John Gray: The technologies we fear will be our only salvation against climate change