Nine consortia have been named as winners in the bid to design high quality homes for a construction cost of around £60,000.
Changes to two timber certification schemes will provide stronger assurance that wood is coming from sustainable sources.
The cost of decommissioning the UK's ageing nuclear power stations is set to soar by £8 billion.
Monsanto's 'Roundup' herbicide - its best selling weedkiller - has been found to be deadly to frogs and tadpoles even at relatively low levels.
Cynics might say America is still in denial of climate change and, until recently, insurers on both sides of the Atlantic have mirrored the positions of their governments.
Projects to offset carbon emissions such as forest planting could prove utterly futile in the fight against global warming.
The thawing of the world's largest peat bog will release billions of tons of methane, a potent greenhouse gas, and scientists believe little can be done to stop it.
Action inspires action. Stay ahead of the curve with sustainability and energy newsletters from edie