Issues & Trends

WASHINGTON — Choices made now about carbon dioxide emissions reductions will affect climate change impacts experienced not just over the next few decades but also in coming centuries and millennia, says a new report from the National Research Council.

Renewable energy topped fossil fuels and nuclear for the second year in a row in the USA and Europe in 2009, according to the Global Wind Energy Association (GWEC).

By environment reporter Sarah Clarke Updated Tue Jul 13, 2010 7:53pm AEST

This time, the heat is really on. From Boston to Washington, D.C., temperatures have soared to 100 degrees or more in recent days, stressing electrical grids, scrambling rail transportation and prompting the swift creation of cooling centers for those who lack air conditioning.

Mobile Phone and Internet Use Grows Robustly The use of mobile telephones and the Internet continues to grow worldwide, and the two technologies are increasingly becoming integrated through advances like Internet-ready “smart” phones.

No one is checking to see if they are leaking, investigation finds

The bicycle has many attractions as a form of personal transportation. It alleviates congestion, lowers air pollution, reduces obesity, increases physical fitness, does not emit climate-disrupting carbon dioxide, and is priced within the reach of the billions of people who cannot afford a car.

Renewable energies must generate almost half of the world’s power by 2050, up from the current level of 18%, says the International Energy Agency (IEA).

WASHINGTON/PARIS (Reuters) - Governments will have to grapple with sharply higher upfront costs to deploy clean energy technologies and halve carbon emissions by 2050, the International Energy Agency said on Thursday.