As many as 12 of Britain's 19 civil nuclear sites are at risk of flooding and coastal erosion because of climate change, according to an unpublished government analysis obtained by the Guardian .

Nine of the sites have been assessed by the Department for Environment, Food and Rural Affairs (Defra) as being vulnerable now, with others in danger from rising sea levels and storms in future decades.

A third of the world's medicinal plants are facing extinction

The time and money being spent on wind power is perhaps not surprising when you consider that, based on global average annual wind speeds, worldwide there is the potential to generate 106 million gigawatt-hours of electricity per year from wind - five times the total amount of electricity generated globally today.

The energy we can get from uranium is set to rocket, but safety fears and waste disposal problems loom : a report.