Remove Climate Change Remove Greenhouse Remove Nitrogen Oxides
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Fighting Climate Change and Unhealthy Air, California Wants to Electrify Trucks, Too

Union of Concerned Scientists

California’s fleet of commercial trucks and buses is responsible for an outsized impact on air quality and climate change. Regulations like the ACF are critical to ensuring that we make the transition to electric at the speed necessary to address both climate change and equitable access to clean air.

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Congress Considers First-Ever Purchase Incentive for Commercial EVs

Union of Concerned Scientists

Last week, Senators Schumer and Manchin announced a compromise on a reconciliation bill, called the Inflation Reduction Act of 2022 , that includes significant climate and air quality progress and a goal to reduce greenhouse gas emissions nationwide by 40 percent by 2030. A key step towards addressing climate change and air quality.

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Inside the IPCC 61st Plenary Meeting: Debates and Decisions Shaping Climate Policy

Union of Concerned Scientists

Outline of a Special Report on Climate Change and Cities Delegates dissected the proposed outline for the Climate Change and Cities report over several days. We intervened when the debate veered into specific scientific questions, particularly the question of whether wildfires are being influenced by climate change.

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Has Gasoline Use in California Peaked?

Union of Concerned Scientists

To meet emissions goals and avoid the worst impacts of climate change, this trend will need to accelerate over the coming decades. However the long term drop in per person gasoline use is likely due to fuel economy and greenhouse gas standards that have made gasoline vehicles more efficient over the prior decades.

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Dear Maryland: It’s Time to Drive Clean Trucks and Buses

Union of Concerned Scientists

Map of diesel particulate pollution in Maryland ( Kevin Shen/UCS ) Climate change in Maryland is no joke either Sometimes when I’m frustrated about climate legislation that isn’t moving forward fast enough in Annapolis I think about how ironic it is that more and more frequently , floodwaters will be knocking on legislators’ doors.

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Fossil Fuels Must Go: Re-inventing US Transportation

Union of Concerned Scientists

Their contribution to local air pollution is also highly disproportionate, as heavy-duty vehicles are responsible for 45 percent of on-road nitrogen oxides (NOx) and 57 percent of on-road fine particulate matter (PM2.5) by 13 percent and other key pollutants such as nitrogen oxides and sulfur dioxide by 77 and 90 percent, respectively.

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DEP Invests Over $2.7 Million In Alternative Fuel Transportation Projects To Improve Air Quality & Public Health, Reduce Greenhouse Gas Emissions

PA Environment Daily

million in Alternative Fuel Incentive Grants (AFIGs) to 18 cleaner fuel transportation projects statewide that will reduce greenhouse gas emissions and other air pollutants. Transportation generates 47 percent of nitrogen oxide emissions in Pennsylvania, contributing to the formation of ground-level ozone.