Austin begins blue-green algae treatments in Lady Bird Lake

AUSTIN (KXAN) — Austin's Watershed Protection Department sent crews Sunday to Lady Bird Lake to treat toxic blue-green algae blooms after an area tested positive June 9.They'll be out there Monday and Tuesday as well, using a chemical called Phoslock that is designed to bind phosphorus — a key nutrient for algae blooms — so the plants can't use it to grow. The positive test was for an area around Red Bud Isle, but the blooms that secrete the cyanotoxin that can kill animals hav