article thumbnail

Studies find global COVID-19 lockdowns have significantly reduced PM2.5 and NO2 pollution, but ozone up

Green Car Congress

Levels of two major air pollutants have been reduced significantly since lockdowns began in response to the COVID-19 pandemic, but a secondary pollutant—ground-level ozone—has increased in China, according to new research. Ozone is harmful to humans at ground-level, causing pulmonary and heart disease. —Guy Brasseur.

Ozone 291
article thumbnail

WMO reports GHG concentrations at highest in 800K years

Green Car Congress

Globally averaged concentrations of CO 2 reached 403.3 ppm in 2015 because of a combination of human activities and a strong El Niño event. Globally averaged concentrations for CO 2 reached 403.3 parts per million in 2016, up from 400.00 parts per million in 2016, up from 400.00 ppm in 2015. This record annual increase of 3.3

2016 186
article thumbnail

Climate Expert: Don't Call It Geoengineering

Cars That Think

If they meet all the pledges they've made for emission reductions by 2030, global temperature rise will be at 2.4° Many people see such actions as "playing God," and worry about the unintended consequences of meddling with nature on a global scale. Humanity is already reducing global warming. by spewing pollution into the air.

Climate 143
article thumbnail

Lancet Series Finds That Cutting Greenhouse Pollutants Will Have Major Direct Health Benefits Worldwide

Green Car Congress

Carefully choosing how we reduce greenhouse gas emissions will have the added benefit of reducing global health inequities. Smith, professor of global environmental health at UC Berkeley and principal investigator in the United States for the overall research effort. The NIEHS is one of the key sponsors of the international event.

Pollution 210
article thumbnail

NSF issues solicitation for decadal and regional climate prediction using Earth Systems Models

Green Car Congress

This is the second in a series of EaSM solicitations, and it remains focused on the prediction of future climates and their consequences for human systems on time scales of several decades and shorter and global to regional and finer spatial scales. Moreover, adaptation planning and implementation is carried out on roughly these time scales.

Climate 210
article thumbnail

UN Review of Recent Climate Research Concludes That Impacts Of Climate Change Coming Faster Than Anticipated

Green Car Congress

The report released by the United Nations Environment Programme (UNEP), entitled Climate Change Science Compendium 2009 , highlights new research that identifies some events thought likely to occur in longer-term time horizons as already happening or set to happen far sooner than had previously been thought. Earlier post.).

article thumbnail

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

Green Car Congress

Global trends in vehicle-kilometers traveled (VKT) and early deaths from vehicle-related fine particle exposure (2000–2030). This report quantifies a subset of the global health impacts of motorized on-road vehicles in urban areas, focusing on direct emissions of the most damaging pollutant: particulate matter with a diameter of 2.5

Emissions 220