The Biden administration has released a screening tool to help identify disadvantaged communities long plagued by environmental hazards, but it won’t include race as a factor in deciding where to devote resources. Administration officials told reporters Friday that excluding race will make projects less likely to draw legal challenges and will be easier to defend, even as they acknowledged that race has been a major factor in terms of who experiences environmental injustice. The decision was harshly challenged by members of the environmental justice community. “It’s a major disappointment and …

 Sparked by global warming and other forms of climate change, tropical butterflies are starting to arrive in Hong Kong and Taiwan in greater numbers, while temperate-zone species like the monarch appear to be dwindling in the region, conservationists told RFA. “Seven new butterfly species were discovered in Hong Kong in 2021, including swallowtails, gray butterflies, and nymphs; most of them were tropical species,” Gary Chan, project officer at Hong Kong’s Fengyuan Butterfly Reserve, told RFA. “Breeding records were found in Hong Kong for several of these species, which indicates that …

America’s national bird is more beleaguered than previously believed, with nearly half of bald eagles tested across the U.S. showing signs of chronic lead exposure, according to a study published Thursday. While the bald eagle population has rebounded from the brink of extinction since the U.S. banned the pesticide DDT in 1972, harmful levels of toxic lead were found in the bones of 46% of bald eagles sampled in 38 states from California to Florida, researchers reported in the journal Science. Similar rates of lead exposure were found in golden …