The Azolla filiculoides fern— with leaves the size of gnats, is considered a wonder-plant that played a pivotal role in cooling our planet 50 million years ago. Among its many properties, the Azolla can capture CO2 and nitrogen from the air and has genes that provide insect resistance. Some 50 million years ago, however, the
In a research pond in La Crosse, Wisconsin, scientists from the University of Illinois at Urbana-Champaign and U.S. Geological Survey are testing the effectiveness of a new strategy to ward off an Asian carp invasion that’s threatening the health of the Great Lakes, including Lake Michigan. The study called for placing a carbon dioxide infusion