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Study finds global emissions of several banned ozone-destroying CFCs are increasing

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New analysis has found increasing emissions of several ozone-depleting chemicals despite their production being banned for most uses under the Montreal Protocol—and a loophole in the rules is likely responsible. According to the researchers, emissions from these CFCs currently do not significantly threaten ozone recovery.

Ozone 353
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Study findings suggest that switching from coal to natural gas would do little for global climate

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The study will appear next month in the peer-reviewed journal Climatic Change Letters. Relying more on natural gas would reduce emissions of carbon dioxide, but it would do little to help solve the climate problem. The study underscores the complex and sometimes conflicting ways in which fossil fuel burning affects Earth’s climate.

Coal 334
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New international study finds lab testing of diesel NOx emissions underestimates real-world levels by up to 50%

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in collaboration with scientists at the University of York’s Stockholm Environment Institute (SEI); University of Colorado; and the International Institute for Applied Systems Analysis, assessed 30 studies of vehicle emissions under real-world driving conditions in 11 major vehicle markets representing 80% of new diesel vehicle sales in 2015.

Diesel 230
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Study: air pollution causes 800,000 extra deaths a year in Europe and 8.8 million worldwide

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—Co-author Professor Thomas Münzel, of the Department of Cardiology of the University Medical Centre Mainz. Many other countries, such as Canada, the USA and Australia use the WHO guideline; the EU is lagging a long way behind in this respect. They focused particularly on PM 2.5 The current limit of 25 ?g/m —Prof Lelieveld.

Pollution 320
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High CO2 and Drought Conditions Result in Increase in Toxic Compounds, Decrease in Protein Content and Decreased Yield in Plants

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Researchers at Monash University in Victoria, Australia have found an increase in toxic compounds, a decrease in protein content and a decreased yield in plants grown under high CO 2 and drought conditions. High Ozone Decreases Yield. Dr Gleadow.

Ozone 150