Sustainability
Drowned Tropical Forests Exacerbate Climate Change
Methane emissions from big hydroelectric dams in the tropics outweigh the benefits that this form of renewable energy provides, according to new scientific data
Stories by Paul Brown
Sustainability
Promises to Cut Climate Change Pollution Expected at U.N.
Secretary-General Ban Ki-Moon hopes to prevent world leaders sleepwalking into climate catastrophe by asking them to make new emissions pledges at a climate summit in New York this month...
Sustainability
Is There a New Nuclear Kid on the Block?
Small reactors in kit form are the latest idea aimed at reviving the fortunes of the nuclear power industry
Sustainability
Cosmic Rays Not Causing Climate Change
Cosmic rays can have played at most a very small part in global warming, new research finds
Sustainability
Wind Power Proves Effective CO2 Saver
Contrary to claims by critics of wind power, Spanish researchers say, the turbines do reduce carbon dioxide emissions significantly even though the wind does not blow continuously
Sustainability
UK Keeps Old Reactors and Plans New Ones
London insists it needs new nuclear power plants to replace aging ones, but is also granting extended operating permits to those older units
Ethics
Banks Put a Price on Earth's Life Support
Some of the world's largest banks plan to cut credit for companies that rely on but fail to value forests, water and other natural resources
Sustainability
Is Solar Suburbia the Way to Power Modern Cities?
Suburban sprawl might prove a solution if homes boast photovoltaics and electric cars
Sustainability
U.K. Stockpiles Plutonium in Hopes of Future Energy
The British government has been collecting plutonium as a future fuel for future reactors
Sustainability
Linked Renewables Could Help Germany Avoid Blackouts
German researchers suggest linking solar, wind and biogas plants could help avoid electricity shortages
