"Companies are finding more environmentally friendly ways to make cement, which accounts for about a twelfth of global carbon dioxide emissions, making it worse for the climate than flying. Now they have to convince builders that their climate-friendly cement will hold just as well as the conventional stuff."
"Some companies are turning to technology to illuminate potential hazards in indoor air."
"U.S. climate envoy John Kerry on Tuesday urged the world to be “very skeptical” about claims from oil and gas producers that emerging technology soon will allow people to adequately capture the climate-wrecking fumes emitted by their cars, planes and businesses."
"San Francisco is at the forefront of a movement to recycle wastewater from commercial buildings, homes, and neighborhoods and use it for toilets and landscaping. This decentralized approach, proponents say, will drive down demand in an era of increasing water scarcity."
"Thousands of low-income, Latino residents in Texas still do not have safe drinking water. In one El Paso colonia, residents see the benefits of solar distillation."
"Lion and leopard populations in Zambia's Kafue National Park are showing signs of a modest comeback following decades of poaching, helped by expanded protection strategies, including an innovative vulture early-warning system."
"The outcome of a Chemours Co. lawsuit challenging a PFAS health advisory the EPA set for drinking water could affect cleanups, public health, and regulatory processes, attorneys said in recent interviews. The lawsuit focuses on a particular PFAS used to make a type of chemical, perfluoroalkoxy alkanes (PFA), important to the semiconductor industry."
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