Air pollution contributes to 5 million deaths globally each year and causes stunted growth, cognitive deficits, heart and lung disease and other problems.  But some cities and countries have made significant progress in reducing air pollution. The key is to know the local…

The planet reached a terrifying milestone on Saturday. For the first time in human existence, CO2 concentrations surpassed 415 parts-per-million, according to a reading from the historic Mauna Loa Observatory, The Independent reports.

As environmental change increasingly puts global health at risk, The Lancet is marking Earth Day by asking clinicians to put their commitment to planetary health in writing, and use their voices to galvanize individual and collective action.

In the world’s coldest capital, the effort to stay warm also helps make it the most polluted. In Ulaanbaatar, Mongolia’s fast-industrializing capital, temperatures can hit -40 degrees (C and F) in the winter. Toxic particles from unrefined coal, used for heat, fills the air…

India’s ubiquitous electricity generators are largely to blame for Delhi’s dangerous levels of particulate matter—which stretch well beyond the WHO’s safety limit. How to stop all that soot from entering the air? Think ink. With its namesake “Chakr Shield,” the startup…

A dearth of cleaner alternatives and infrastructure improvements underscore worries that North Korea’s Kim Jong Un will continue to push coal as the country’s primary power source despite swelling air pollution. North Korea’s 2012 air pollution mortality rate topped those…

Scientific evidence has been the foundation of landmark laws like the Clean Air Act and air pollution regulations designed to protect Americans. But from the get-go, the Trump administration has had it in for science, argues Jacob Carter, of the Center for Science and…

The WHO has embarked on its new 5-year strategic plan, with an ambitious triple billion target: Ensuring 1 billion more people benefit from universal health coverage, 1 billion more are protected from health emergencies and 1 billion improve their overall health.   Here’s a…

The flames may be extinguished, but for firefighters, the real damage could be exposure to harmful toxins released in a blaze. Amid a debate over the link between firefighting and cancer, more fire departments are following cancer prevention protocols, like keeping air…

The deadliest form of air pollution, microscopic particulate matter penetrates “deep into the lungs, bypassing the body’s natural defenses.” Its effects range from lung disease to cancer to cognitive impairment, yet the public knows relatively little about its toll on their…