Critical List: Fukushima will take decades to decommission; North Sea gas leak
Is Fukushima news ever positive? A new assessment of damage at the plant shows levels of radiation higher than expected, which means decommissioning the plant could take decades.
Building cleantech requires certain resources — rare earth metals, water, biomass — that are getting scarce.
A laser satellite map of tropical forests indicates how much carbon they hold.
In the North Sea, an offshore drilling platform is leaking natural gas.