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Climate Expert: Don't Call It Geoengineering

Cars That Think

The leaders of the world have just returned from the UN's latest climate change summit, COP26 , in which the countries that have signed on to the Paris Agreement upped their commitments to fight climate change. C by the year 2100 , according to Climate Action Tracker. C above pre-industrial levels. C above pre-industrial levels.

Climate 144
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Devil in the Details: World Leaders Scramble To Salvage and Shape Copenhagens UNFCCC Climate Summit

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Although most countries have already revealed their opening emissions reduction proposals, UNFCCC Executive Secretary Yvo de Boer pointed out Thursday that “ we still await clarity from industrialized nations on the provision of large-scale finance to developing countries for immediate and long-term climate action. by Jack Rosebro.

Climate 236
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Gravity Batteries, Green Hydrogen, and a Thorium Reactor for China

Cars That Think

2021 was a big year for energy-related news, what with the ongoing hunt for new forms of energy storage and cleaner if not carbon-free electricity and events and research that spotlighted the weak links in our power grid. Most of the world’s hydrogen comes from deeply polluting methods.

Hydrogen 106
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Marine Ecosystems Capture Carbon Emissions Equal to Near 50% of Emissions of Global Transport; UN Agencies Propose Blue Carbon Fund for Their Support

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A combination of reducing deforestation on land, allied to restoring the coverage and health of these marine ecosystems could deliver up to 25% of the emissions reductions needed to avoid dangerous climate change. Credit: Riccardo Pravettoni, UNEP/GRID-Arendal. Click to enlarge. Wider Benefits.

Mariner 170
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Perspective: The UN Approval Process for Carbon Offsets

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Verification of the emission reduction or carbon sequestration is critical in efforts to mitigate climate change. The UN Executive Board has no power to order the removal of credits from the market, even in the event of misconduct by a validator or verifier. Intergovernmental Panel on Climate Change, Climate Change 2007: Mitigation.

Carbon 255
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ICCT report finds global implementation of advanced emissions and fuel-quality regs could cut early deaths from vehicle emissions by 75% in 2030

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Furthermore, this would also deliver a net annual reduction of at least 200 MtCO 2 e from short-lived climate pollutants in 2030 (using GWP-100 values). Climate benefits in the near-term (estimated using a GWP-20) are more than three times as large given the rapid benefits that the control of black carbon provides.

Emissions 220
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Nielsen global survey finds concerns about climate change slipping behind concerns over other environmental issues; air and water pollution top worries, pesticide use #3

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Other environmental concerns have pushed ahead of climate change on a global average basis. Three out of four global consumers rated air pollution (77%) and water pollution (75%) as top concerns, both increasing six percentage points compared to 2009. Source: Nielsen. Click to enlarge. Source: Nielsen. Click to enlarge.