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U.S. Gets Lackluster Energy Efficiency Ranking

The U.S. scored 13th in global energy efficiency ranking, or near the bottom of the world's 16 largest economies.

Renewables Revolution Could be in Management, Not Tech

Renewables revolution over the next decade may exist in how power is managed, not in new technology.

U.S. and China Lead the Way on Carbon Capture & Storage

A new China-U.S. agreement looks like giving much-needed stimulus to development of the technology.

Planet is Running a Temp: State of the Climate ‘Check-Up’

A new report -- the latest checkup on the health of the global climate system -- says the planet is running a temperature.

6 Degrees: Hot Summers, a Few Tornadoes & Cows, Pigs

Summers get hotter, tornado season fizzles, cow manure worsens methane, plan to cut CO2 and more.

Genes Help Plants Handle Rising CO2 Levels

Discovery can give scientists new tools to engineer crops to deal with droughts and high temps.

Measuring Cow & Pig Emissions Goes to New Heights

Methane emissions from cows and pigs had a surprisingly large impact on climate change.

U.S. Public Lands Fading As Fossil Fuels Source

Fossil fuels are shifting away from national forests and other public lands because of coincidence of geology.

New Report Outlines ‘Pathways’ to Cut CO2 Emissions

There are pathways to reduce CO2 emissions and meet a key climate target but time is running out.

Deforestation Rate in Indonesia Surpasses Brazil

Indonesia lost nearly twice as much forest in 2010 as Brazil, despite only being a quarter of the size.

6 Degrees: Eyes in the Sky, Trash Rules, Late Summer Heat

All in a week's work. Top climate stories from EPA's new landfill rules to launch of NASA's new CO2-monitoring tool.

North Dakota, Texas Send U.S. Oil Boom Skyrocketing

The U.S. is amid a CO2-heavy crude oil boom mainly because of fracking in two states — Texas and North Dakota.

EPA Moves to Slash Methane at Landfills and Oil Wells

The EPA is proposing to reduce climate change-driving methane emissions at landfills and oil wells.

Fracked Oil, Gas Well Defects Leading to Methane Leaks

A Cornell University study says shale gas well defects lead to methane leaks in Pennsylvania.

Launch Nears for NASA’s New CO2-Measuring Satellite

The Orbiting Carbon Observatory-2 will measure CO2 in Earth's atmosphere and help find sources and sinks.

Basis for EPA Clean Power Plan Cuts a ‘Mystery’

The biggest CO2 emitter won’t need to make the biggest emissions cuts under the EPA's Clean Power Plan.

New CO2 Milestone: 3 Months Above 400 PPM

CO2 concentrations in the atmosphere have been above 400 ppm for three months in a row for the first time.

UK and Germany Break Records for Solar Power

In the recent weeks, Britain and Germany have broken records for generating solar electricity.

World Bank: Tackling Climate Will Grow the Economy

Findings put to rest claims that the world could not afford to act on climate change.

Waves in the Atmosphere Fueling Extreme Weather

A new study looks at how waves in the atmosphere affect extreme weather around the northern hemisphere.

Gallery

Maps Show Quarter Million New Yorkers Reside Below Potential Storm Surge Level This map shows the land zone within five vertical feet of the average high tide line in the New York City area.