Aerial surveys document ocean debris around Hawaii

A study of the eight main Hawaiian Islands shows that ocean debris regularly accumulates around the archipelago, and that most of it is not linked to the March 2011 earthquake and tsunami in Japan, state officials said Tuesday.

Geological riddle solved: 'Roof of the World' has gotten higher

There has long been controversy about whether the world's highest region, Tibet, has grown taller during the recent geological past. New results from the University of Copenhagen indicate that the 'Roof of the World' appears ...

The burning issue of population control

The increasing human population is putting large amounts of pressure on our natural resources and is contributing to climate change, leading many people to call for increased population control—especially for poorer communities. ...

Canada to boost nuclear power to help meet climate target

Canada, the second largest producer of uranium, will boost its reliance on nuclear energy to reduce its carbon footprint and will encourage other nations to do the same, public broadcaster CBC said Thursday.

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