"Tens of millions of people — and millions of acres of farmland — rely on the Colorado River’s water. But as its supply shrinks, these farmers get more water from the river than entire states."

"Faced with criticism about their presence at negotiations, leaders of such [oil] companies argue they are part of the transition to renewable energies, an argument that negotiators like U.S. Climate Envoy John Kerry have cautiously endorsed. But an Associated Press review of how much these companies invest in green energies, along with the priorities laid out in their annual reports, cast doubts on genuine commitments to transition."

"Ever looked up at the clouds and wondered where they came from? That's exactly what atmospheric researcher Lubna Dada studies at the Paul Scherrer Institute. She is part of an international project called CLOUD, wherein she and fellow atmospheric scientists study how clouds form and the role they play in the climate."

"Minnesota state agencies aren’t doing enough to prevent nitrates — a toxic byproduct of fertilizers and livestock manure — from entering drinking water in the southeast part of the state, according to the U.S. Environmental Protection Agency."

"Michigan is set to become the third state in the Midwest and twelfth in the country to require a shift to clean electricity." "A comparison with laws in Illinois and Minnesota shows the scope of the state’s ambition."

"Improvements to a pivotal European chemical policy may have permanently stalled after political pressure and industry interference in what many European environmental advocates say is a step backward for public health."

"Longtime cancer doctor Monica Bertagnolli is finally heading to the National Institutes of Health director’s office after a nearly two-year effort to install a permanent leader atop the $48 billion science agency."