How ‘green’ are environmentally friendly fireworks?

Fireworks are utilized in celebrations all over the world, together with Independence Day within the U.S., the Lantern Competition in China and the Diwali Competition in India. Nevertheless, the favored pyrotechnic shows emit massive quantities of pollution into the environment, … Read more

COVID-19 lockdown highlights ozone chemistry in China

In early 2020, daily life in Northern China slammed to a halt as the region entered a strict period of lockdown to slow the spread of COVID-19. Emissions from transportation and industry plummeted. Emissions of nitrogen oxides (NOx) from fossil … Read more

Electricity source determines benefits of electrifying China’s vehicles

Each year an estimated 1.2 million Chinese citizens die prematurely due to poor air quality. And public health consequences are particularly dire during extreme air quality events, such as infamous “Airpocalypse” winter haze episodes. A team of Northwestern University researchers … Read more

COVID-19 lockdowns temporarily raised global temperatures

The lockdowns and reduced societal activity related to the COVID-19 pandemic affected emissions of pollutants in ways that slightly warmed the planet for several months last year, according to new research led by the National Center for Atmospheric Research (NCAR). … Read more

Extreme fire weather | EurekAlert! Science News

When the Thomas Fire raged through Ventura and Santa Barbara counties in December 2017, Danielle Touma, at the time an earth science researcher at Stanford, was stunned by its severity. Burning for more than a month and scorching 440 square … Read more