Stanford research shows muskrats are a bellwether for a drying delta

What experts know so far about the delta variant

Cleaner air has boosted U.S. corn and soybean yields, Stanford-led research shows. The analysis estimates pollution reductions between 1999 and 2019 contributed to about 20 percent of the increase in corn and soybean yield gains during that period – an amount worth about $5 billion per year.

Early Reports on Delta Variant Symptoms Indicate They Are Different From Normal