Oil Refineries See Profit in Turning Kitchen Grease Into Diesel
Struggling energy companies are increasing the production of renewable diesel, which can reduce greenhouse gas emissions.
Where will we see the most electric-car innovation? Twitter poll results
Innovation can be a hard concept to define as it relates to electric cars. Sure, there are the powertrains and structural designs of the vehicles themselves—including new proportions for the cabin enabled by the compact running gear and battery packs under the floor. But there are also many factors outside the car itself: education and... EPA chief Scott Pruitt: ‘environmentalism’ is use rather than preservation
![EPA administrator Scott Pruitt [photo from 2014]](https://images.hgmsites.net/tmb/oklahoma-attorney-general-scott-pruitt-2014_100584650_t.gif)
EPA head Scott Pruitt will likely go down as one of the most controversial agency chiefs in that agency's history of almost 50 years. The former Oklahoma attorney general, who sued the EPA 14 times on behalf of fossil-fuel interests during the Obama administration, has a radically different view of how the agency should operate compared to most of... US governors release own plans to cut carbon at climate-change summit
While President Trump has announced the U.S. will pull out of the Paris Climate Accord, the United States cannot formally exit the agreement until November 5, 2020. Despite the administration's stance and its many efforts to end U.S. action to reduce carbon emissions, numerous U.S. governors arrived at the Global Climate Change Summit in Bonn... These 12 cities will buy only electric buses from 2025 on; more expected to join
The mayors of 12 major cities from around the world have taken a landmark step to increase the use of zero-emission public transportation late last month. Mayors of London, Paris, Los Angeles, Copenhagen, Barcelona, Quito, Vancouver, Mexico City, Milan, Seattle, Auckland, and Cape Town all signed the C40 Fossil-Fuel-Free Streets Declaration, which... Syria to sign Paris Climate pact, leaving US alone; Trump disinvited from climate summit
![Donald J. Trump in November 2016 [photo: The Trump Organization]](https://images.hgmsites.net/tmb/donald-j-trump-in-november-2016-photo-the-trump-organization_100590012_t.gif)
Following President Donald Trump's decision to pull the United States from the Paris Climate Accord—a global pact to reduce carbon output and curb climate change—only two other nations had not signed the treaty. Now, the U.S. sits alone and isolated internationally on climate policy. This week Syria, the final nation invited to join... NASA looking at geothermal energy from Yellowstone supervolcano
Although claims of imminent volcanic eruption are likely exaggerated, any eruption of what's known as the Yellowstone Supervolcano would cause global chaos. Through intense monitoring programs, scientists have a clear idea of the Yellowstone volcano's behavior. Now NASA scientists are exploring a radical idea that could one day neutralize the... Energy Dept to award $15 million for very fast electric-car charging
The United States Department of Energy has announced a new funding initiative to accelerate the development of what it calls "Extreme Fast Charging" (XFC) systems. In total, the DoE will award $15 million for the development of electric-car charging systems as well as batteries capable of very fast charging. Each area of interest has specific... Oklahoma Supreme Court rules state’s electric-car tax unconstitutional
When the Oklahoma Legislature passed a bill earlier this year that imposed new fees on owners of hybrid and electric cars only, it was swiftly sued by the Sierra Club. Now the Oklahoma Supreme Court has rendered its verdict in that suit, filed in August. In a 6-3 decision, the state's highest court struck down the bill as an unconstitutional tax... Arizona joins 7 Western states in deal to expand electric-car charging networks (update)
The Western United States will soon see an electric-car charging network that covers 5,000 miles of roadways. Colorado Governor John Hickenlooper announced on October 4 that he and six other governors in western states have agreed to develop a network of fast-charge stations in the region. Now Arizona has signed on to the memorandum of...