Alberta, home to the biggest oil reserves outside the Middle East, will look to boost use of renewable fuels.
The Gwynt y Môr wind farm, one of the biggest projects in the world to use wind power, has been given the go ahead.
A country known for green landscapes is looking to revamp its floundering economy with a green car revolution.
Scientists at Harvard University and IBM are hoping to harness the power of a million idle computers to develop a new, cheaper form of solar power.
In what many are calling a disappointing decision, the international body responsible for managing the Atlantic and Mediterranean Bluefin Tuna fishery set the total allowable catch much higher than critics believe the already precarious fishery can bear.
Man-made noise in the world's seas and oceans is becoming an increasing threat to whales, dolphins and turtles.
Environmental groups says the development of Canada's oil sands threatens to kill as many as 166 million birds.
U.S. scientists have figured out how icebergs break off Antarctica and Greenland, a finding that may help predict rising sea levels as the climate warms.
The incoming administration of the US will not have sufficient time to get backing for a coherent position at the Copenhagen conference on Climate Change next year and will postpone the landmark agreement for a year.
The Vatican was set to go green on Wednesday with the activation of a new solar energy system.