Despite looming legal challenges, states are devising plans to comply with limits on power plant carbon emissions – a crucial part of Obama’s climate policies.
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Smoothing out variable wind and solar is a growing problem. Instead of storing energy with batteries, utilities can adjust the power of millions of devices in buildings and homes.
The EPA said it will regulate emissions from airplanes – the latest in a string of environmental and climate regulations Obama has used to bypass the Republican-led Congress.
Everyone wants a better battery for longer run-time on electronics and driving range for EVs. What’s the most likely successor to today’s lithium-ion batteries?
The internet of things – including the equipment on the power grid – is increasing cybersecurity risks for all critical infrastructure.
NOAA review reveals that difficult-to-explain slowdown in higher temperatures from global warming was based on faulty data.
California is the latest state to attempt to ban microplastics from consumer care products. Why these commonly used microbeads are causing major health and environmental problems.
The EPA is seeking to clarify the reach of the landmark Clean Water Act to cover tributaries, yet people in agriculture and homeowners worry it will lead to onerous permitting.
Climate change models predict higher chances of severe rain for Texas and other places in the US, but linking climate and extreme weather is still an immature science, says Texas state climatologist.
New analysis shows that warmer ocean temperatures in the Pacific are creating more intense typhoons.
Can California – and its massive agriculture industry – endure the drought without destroying its groundwater resources?
Design-for-recycling and take-back laws – not just more recycling – are needed to address the sprawling e-waste problem.
Public opinion poll on Keystone pipeline shows more people are concerned with local issues – including the impact of spills on environment and aquifers – than with global warming.
Americans love their lawns but are lawns good for America, particularly in drought-stricken areas? A look at our grassy love affair and what might be better alternatives.
Shell is going back to the Arctic to explore offshore drilling, but the company and the Department of Interior are not using the best practices for avoiding the risk of a spill.
With emergency water rationing in place, how are universities – and other major water consumers – going to conserve?
What explains the unusually dry and warm weather that’s behind California’s prolonged drought? And how is climate change contributing?
California is blessed with so much agricultural land that no matter how much the state conserves or produces, there will also be an economic incentive to consume more water.
We cannot eliminate the inherent risks of nuclear power but it is rigorously monitored and has a proven performance of delivering zero-carbon electricity.
Thirty five years after the devastating eruption of Mount St Helens, a volcanologist looks back on how it unfolded – and how it forever changed our understanding of how volcanoes work.
America is a country with pockets of poverty with neighborhoods filled with unskilled workers with limited opportunities.
The “warm blob” of remarkably warm water in the Pacific is changing weather patterns and impacting marine life, providing clues to how ecosystems may change in a warmer future.
The American public appear to be of two minds on climate change in politics: supportive of policy action but unconvinced climate change is an urgent priority.
Higher CO2 levels in the atmosphere are changing how quickly trees process water, which scientists are studying to see if it will affect river flow, flooding and soil moisture.
The US Geological Survey recently confirmed what many people have already felt: that the rapid spread of fracking has led to more earthquakes.