Driven by misgivings about how tap water is treated, start-ups are turning to springs and the air for purer sources — and drawing an elite audience.
We followed up with subjects whose stories stuck with us this year.
The slender, delicate stream flows through the Mojave, giving life to plants and animals found nowhere else in the world.
Some scientists and conservationists are saying plastic glitter is a pollutant, just like the microbeads that lawmakers are already phasing out.
For most insects, water is a death trap. These alkali flies cover themselves with a bubble of air to dip into a salty lake.
By CAITLIN DICKERSON October 12, 2017 SAN JUAN, P.R. — After a day spent working in an office in the dark, without air-conditioning, Iris Díaz arrived at her neighborhood CVS drugstore desperate for what has quickly become one of the most...