Scientists decry death by 1,000 cuts for world's insects

FILE - In this Sept. 11, 2020 file photo, a Monarch butterfly pauses in a field of Goldenrod at the Flight 93 National Memorial in Shanksville, Pa. In scientific papers released Monday, Jan. 11, 2021, scientists say they worry that the world is losing about 1% or 2% of its insects each year to climate change, insecticides, herbicide, land use changes, invasive species and light pollution. Monarch butterflies are among well known species that best illustrate insect problems and declines, according to University of Connecticut entomologist David Wagner, lead author in the special package of studies written by 56 scientists from around the globe.