The Sydney Harbour Bridge and the sails on the nearby Opera House went dark Saturday, as lights on landmarks around Australia were switched off for the global climate change awareness campaign Earth Hour.
Rising temperatures across the planet have set more new records, as the US government announced Friday that the globe experienced its hottest month of March since record-keeping began in 1880.
Yosemite National Park is bracing for its driest year on record, with visitor bureaus downplaying the allure of the park's most famous waterfall and instead touting the park as a destination for hiking, bicycling and photography.
Canada revised its greenhouse gas emission data from 1990 to 2013 in a report Friday, showing it had higher carbon dioxide discharges each year, and a doubling of emissions from its oil sands.
According to present plans, the Grand Ethiopian Renaissance Dam (GERD)—now under construction across the Blue Nile River in Ethiopia—will be the largest hydroelectric dam in Africa, and one of the 12 ...
Mexico became Friday the first developing nation to submit targets for UN climate change talks in December, pledging that its greenhouse gas emissions will peak in 2026 before falling.
Scientists have rediscovered a mostly intact World War II-era U.S. aircraft carrier used in atomic bomb tests and then sunk at a secret location off the Northern California coast decades ago.
Mexico has become the first developing nation to submit pollutant reduction goals for next fall's Paris climate change talks, pledging to cut greenhouse gas and black carbon emissions 25 percent by 2030.
The Eiffel Tower has gone dark briefly to mark Earth Hour, the campaign to raise awareness about climate change.
The natural, untreated cotton in tampons readily absorbs chemicals commonly used in toilet paper, laundry detergents and shampoos. These chemicals - known as optical brighteners -are used to enhance whites ...
Leading coral reef scientists say Australia could restore the Great Barrier Reef to its former glory through better policies that focus on science, protection and conservation.
California Governor Jerry Brown on Sunday defended tough new measures aimed at combatting a crippling four-year drought, but which critics say are far too lenient on the state's farmers.
A first-of-its-kind study observed how oil droplets are formed and measured their size under high pressure. They further simulated how the atomized oil spewing from the Macondo well reached the ocean's surface ...
The European Union is drawing up contingency plans to guarantee energy security for the 28-nation bloc under all circumstances, its top energy official said Thursday.
A team led by Washington State University researchers has found that methane emissions from local natural gas distribution systems in cities and towns throughout the U.S. have decreased in the past 20 years ...