One might think – after years of focus on global warming – that all the easy measures for reducing greenhouse gas emissions had been taken. And yet, as governments prepare for their 21st annual conference on climate change (COP21), some surprisingly low-hanging fruit remains.
Read More
Sustainable oil from algae: the technology is ready, but what about the politics?
Ultimately, all of the oil we use to power our modern lives comes from living creatures such as algae – albeit ones that lived 3.5 billion years ago, before gradually morphing into fossil fuel.
Read More
Read More