power plant
Transport is now biggest part of U.S. carbon emissions, first time in 40 years
Transportation is a major contributor to carbon emissions, but historically it has not been the largest source. However, that has apparently changed. Transportation-related sources now account for the largest share of U.S. carbon emissions. Earlier this year, transportation overtook all…
Renewables are often only as useful as the grid they feed
Scotland recently experienced one of its windiest days of the year with gusts reaching over 180 km/h on top of the country’s highest mountains. While they were disruptive to trains, ferries and car traffic, the winds had the capacity to…
Researchers Assess Power Plants that Convert all of their CO2 Emissions into Carbon Nanotubes
Last year, researchers at George Washington University proposed a method for transforming CO2 emissions into carbon nanotubes (CNTs). When applied to power plants, the technology could completely eliminate the power plants’ CO2 emissions while simultaneously producing a valuable product that…
Got Denmark envy? Wait until you hear about its energy policies
Back in the early 1970s, Denmark got almost all its energy from imported oil. Then came the oil crisis, which, naturally, had a big impact. Political discussions throughout the ’80s resulted in two big strategic decisions. One, Denmark would develop…
Solar power at night? Solar City and Tesla say they can do it
Solar City, the solar energy company whose largest shareholder is Tesla Motors chief executive Elon Musk, has picked batteries made by his electric-car maker to provide 13 megawatts of electric storage for an array of solar panels to be built…