In late November 2018, the United Nations released their latest Emissions Gap Report, an annual "assessment of current national mitigation efforts and the ambitions countries have presented in their Nationally Determined Contributions, which form the foundation of the Paris Agreement" on climate change. The "emissions gap" refers to the gap between the planet's likely emissions levels by 2030...

This Web site comes from the World Resources Institute, "an environmental think tank that goes beyond research to find practical ways to protect the earth and improve people's lives." The site contains a map of the relative contribution of carbon dioxide emissions of different geographic areas, and is offered as part of WRI's Global Topics: Climate Change and Energy. The map, which depicts...

The AirData Web site provides access to air pollution data for the entire United States. Users can discover the highest ozone levels in their state, where sources of air pollution are located, and much more. The Environmental Protection Agency offers annual summaries of air pollution data from two databases: Air Quality System (AQS) and the National Emission Inventory (NEI). Users can discover the...

PALMS (Particle Analysis by Laser Mass Spectrometry), a laser ion mass spectrometer run by the National Oceanic and Atmospherics Association's (NOAA's) Meteorological Chemistry Group, makes in-situ measurements of the chemical composition of individual aerosol particles. PALMS has a lab version and a flight version, which is carried on the nose of an aircraft. The PALMS Website gives spectral data...

Pollution takes many forms, such as ground, air, and water pollution. To make the environment pleasant to live in, certain methods are needed to clean up pollution or, even better, to prevent it all together. Several technologies and engineering techniques are regularly employed to keep pollution in check. The Air Pollution Control Technology Handbook (1) takes an in-depth look at many types of...