Remove 2020 Remove Greenhouse Remove Nitrogen Oxides
article thumbnail

Puzzling methane rise in 2020 linked to pandemic lockdown effects

New Scientist

A spike in the greenhouse gas methane in 2020 may be explained in part by a drop in nitrogen oxide emissions during the covid-19 pandemic

2020 98
article thumbnail

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

Union of Concerned Scientists

million registered vehicles, they contribute 39 percent of nitrogen oxide (NOx) emissions, 48 percent of fine particulate matter (PM2.5), and 21 percent of climate-changing emissions from all on-road vehicles in the state. million metric tons of reduced greenhouse gas emissions through to 2050.

Insiders

Sign Up for our Newsletter

This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.

article thumbnail

Has Gasoline Use in California Peaked?

Union of Concerned Scientists

The dip in gasoline use in 2020 was due to the reduction in personal vehicle use during the initial phases of the coronavirus pandemic. 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.

article thumbnail

Changes to California’s Electric Truck Proposal Could Reap Huge Climate and Air Quality Gains

Union of Concerned Scientists

The Advanced Clean Fleets (ACF) rule has the potential to significantly reduce climate-warming greenhouse gas (GHG) emissions as well as harmful air pollutants like fine particulates (PM2.5) and nitrogen oxides (NOx) from the numerous commercial and government fleets of MHD vehicles in the state.

article thumbnail

Tackling Agricultural Methane: An Overview of the Science

Legal Planet

Agricultural greenhouse gas (GHG) emissions from the raising of livestock and growth of crops for human consumption represent 14% of global GHG emissions. 2020 , Haque, 2018 , Vijn et al., 2020 , Ruminomics Report, 2015 , Roque et al, 2021 , Duin et al., 2020 , Linquist et al., 2018 , Petersen et al., 2012 , Bayat et al.,

article thumbnail

Air District Targets Southern California Logistics Industry

Clean Energy Law

If the SCAQMD’s development timeline holds, Proposed Rule 2305 will phase in on July 1, 2020. One of the most significant air quality challenges in the Basin is reducing emissions of the ozone precursor nitrogen oxides (NO x ) to meet the ozone standard attainment deadlines. Looking Forward.

Ozone 130
article thumbnail

Part I - Environmental Impacts: State Dept. Of Health, Penn State Medical Webinars On Caring For Persons Living & Working In Communities With Oil & Natural Gas Extraction

PA Environment Daily

In 2020, Pennsylvania's oil and gas industry sent over 244,000 tons of drill cuttings to landfills. Nitrogen oxides, which can cause damage to the respiratory pathways as well as the burning of eyes and skin, are byproducts of high temperature combustion. Water Quality Next is water quality.