article thumbnail

Study finds methane emissions from coal mines ~50% higher than previously thought

Green Car Congress

The amount of methane released into the atmosphere as a result of coal mining is likely approximately 50% higher than previously estimated, according to research presented at the recent annual meeting of the American Geophysical Union. The authors point out that less coal production doesn’t translate to less methane.

Coal 321
article thumbnail

Researchers in China investigate use of coal as source of lithium

Green Car Congress

Coal could become a major source of the metal lithium, according to a review of the geochemistry by scientists from Hebei University of Engineering in China published in the International Journal of Oil, Gas and Coal Technology. Indeed, the extraction of lithium from coal would offer an ironic twist to its continued use.

Coal 150
article thumbnail

Tsinghua University provincial-level lifecycle study finds fuel-cycle criteria pollutants of EVs in China could be up to 5x those of natural gas vehicles due to China’s coal-dominant power mix

Green Car Congress

In regions where the share of coal-based electricity is relatively low, EVs can achieve substantial GHG reduction, the team reports in a paper in the ACS journal Environmental Science & Technology. According to the 12 th Five-Year Plan of the China Coal Industry (2011?2015)

Coal 231
article thumbnail

Tsinghua study finds China’s actions have cut PM2.5 concentrations 21.5% from 2013-2015; PM2.5-related mortality down 9.1%

Green Car Congress

China’s measures to improve its air quality are working, but more stringent policies should be put in place to safeguard public health, according to a new open-access study by researchers at Tsinghua University published in the journal Environmental Research Letters. The results show that the action plan led to a 21.5%

2013 186
article thumbnail

Global Carbon Project: Low growth in global carbon emissions continues for third successive year

Green Car Congress

Global carbon emissions from burning fossil fuels did not grow in 2015 and are projected to rise only slightly in 2016, marking three years of almost no growth, according to researchers at the University of East Anglia (UEA) and the Global Carbon Project. Decreased use of coal in China is the main reason behind the 3-year slowdown.

Carbon 150
article thumbnail

Rio Tinto, China Baowu, Tsinghua U sign MOU to explore improving environmental performance across steel value chain

Green Car Congress

Rio Tinto, one of the world’s largest iron ore producers, signed a Memorandum of Understanding (MOU) with China Baowu Steel Group (China’s largest steel producer) and Tsinghua University to develop and implement new methods to reduce carbon emissions and improve environmental performance across the steel value chain.

China 170
article thumbnail

Chalmers team develops method to reduce levels of mercury in sulfuric acid

Green Car Congress

Researchers at Chalmers University of Technology, Sweden, have developed a method that can reduce the levels of mercury in sulfuric acid by more than 90%, even from low levels. According to a report from the United Nations Environment Programme (UNEP), emissions of mercury to the atmosphere increased by an estimated 20% from 2010 to 2015.

Mercury 195