Environmental activists of all ages took to the streets in cities across the globe.

The repeal will return the US to water standards from 1986.

Enforcement of the Endangered Species Act will be altered, easing protections for the most critically threatened plants and animals.

Neither the maternal microbiome nor housing conditions appear to permanently alter which microbes remain in the animals.

External satellite transmitters fitted to the animals’ heads track their movements and habitat use.

The lab animals had more natural microbiomes seeded by wild mice, unlike conventional models that are kept in sterile conditions.

In contrast to the global change over the past 150 years, temperature extremes in the preceding 2,000 were regional.

The agency argues that chlorpyrifos is one of few “cost-effective options” for controlling certain farm pests.

Researchers who provide that estimate believe this is the best and cheapest way to combat global warming.