The seismic zone worrying quake-hit Mexico

A 7.1-magnitude earthquake that struck southern Mexico this week originated near a section of a fault that experts worry has been building up tension for more than a century.

Why COVID-19 won't make downtown office buildings obsolete

After nearly five decades headquartered in suburban Chicago, McDonald's ditched the burbs and unveiled its sterling new complex on the edge of the city's downtown. Deluxe Corps, a financial services company with an annual ...

Megaprojects threaten water justice for local communities

Urban megaprojects tend to be the antithesis of good urban planning. They have a negative impact on local water systems, deprive local communities of water-related human rights, and their funders and sponsors have little ...

Improving air quality in China's Greater Bay Area

More than 70 million people live in China's Greater Bay Area, a booming megalopolis that includes Hong Kong, Macau, and nine other major cities. Air pollution is a major public health concern in this region and across China. ...

Lethal pollution high in 2020 despite lockdowns

Deadly small particle pollution in dozens of nations exceeded World Health Organization recommendations last year despite Covid lockdowns, according to a report released Tuesday.

California Academy scientists describe 213 species in 2020

This past year, researchers at the California Academy of Sciences added 213 plant and animal species to the tree of life, providing deeper insight into the rich biodiversity of our planet and helping to inform global conservation ...

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