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Black carbon is a much larger cause of climate change than previously assessed; about twice previous estimates, and 2/3 the effect of CO2

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the distribution of black carbon in the atmosphere and determine its role in the climate system. Black carbon (BC) is the second largest man-made contributor to global warming and its influence on climate has been greatly underestimated, according to the first quantitative and comprehensive analysis of this pollutant’s climate impact.

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Wärtsilä to begin long-term, full-scale testing of ammonia as marine fuel in four-stroke engine

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million) grant from the Norwegian Research Council through the DEMO 2000 program. This DEMO 2000 project is another stepping stone for reaching our ambitious climate targets and it is also aligned with our recently published hydrogen strategy. The testing is made possible by a NOK 20-million (US$2.1

Mariner 207
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London to host £150 Catapult center for smarter cities; chaired by Sir David King

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The center is intended to play a key part in the government’s industrial strategy and to give insight into how cities can be smarter in the future. Sir David served as Chief Scientific Advisor to the government (2000 – 2007, working closely with the Prime Minister and Cabinet on key scientific issues including climate change.

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GODI India gets LFP BIS Certification for indigenous Li-ion cells – ET Auto

Baua Electric

These LFP cells boast an energy density exceeding 150 Wh/kg, exceptional charge-discharge rates, and a service life surpassing 2000 cycles. As a proud signatory to The Climate Pledge by Amazon, GODI is actively pursuing solvent-free and dry electrode coating processes, aiming to reduce the cost per kWh by over 5%.

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TOAR shows present-day global ozone distribution and trends relevant to health; public database

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Ozone levels across much of North America and Europe dropped significantly between 2000 and 2014. The international scientists who compiled and analyzed the global ozone pollution database hope it will give scientists and public health managers better insight on trends and patterns of human health exposure around the world.

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Video Friday: Liquid Metal Bubble Actuator

Cars That Think

In this case, the minute robots could one day provide backup to pollinators like honey bees, potentially securing the world’s food crops as these critical insect species face challenges from fungal disease, pesticides and climate change. It wasn’t called “iRobot” until 2000.

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NASA GISS Study Finds That Methane Has an Elevated Warming Effect Due to Interactions With Aerosols

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Despite their limitations, GWPs are widely used for comparison among long-lived gases, forming the basis for worldwide political agreements on climate and carbon trading. It’s a seemingly minor change, but it makes a difference to the climate. More methane means less hydroxyl, less sulfate, and more warming. Drew Shindell.