"Some oil refineries will probably struggle to replace imported crude oil if President Trump imposes 25 percent tariffs on products from Canada and Mexico."

"A new strain of bird flu — H5N9 — has been detected in California’s Merced County at a commercial duck operation."

"California water officials said this week there’s no truth to President Donald Trump’s assertion that the U.S. military has entered California and “turned on the water.”

"The Trump administration is weighing how to take control of water in California — including setting aside endangered species protections — framing its mission in a new executive order as necessary to prevent future wildfires like those that recently swept across Los Angeles."

"Over the past century, the biodiversity of apple trees has declined sharply in the United States. Monoculture orchards have erased the mature forested orchards that once served as habitat for dozens of bird species such as bluebirds, northern flickers, and scarlet tanagers. There once were some 16,000 named apple varieties in the US alone. We’ve now lost more than half of those varieties, with only 3,000 remaining."

"US environmental regulators are planning to change allowable levels of a weedkiller linked with reproductive health problems to a concentration critics say discounts years of documented health and environmental risks — potentially marking a new battlefront within the Trump administration."

"The latest data from the CDC and USDA show the continued devastating effects of bird flu outbreaks across the United States – with Iowa, the nation's leading egg producer, suffering substantial losses."

"In one of the first acts of his second term, President Trump is seeking to put his stamp on California water policy by directing the federal government to put “people over fish” and send more water from Northern California to the Central Valley’s farms and Southern California cities."