Algae as a resource

For most people, algae usually seem rather unattractive – for instance, when they proliferate to form a colossal algal bloom near the coast, and in particular close to beaches. However, in future, carpets of algae may be used as a valuable source of material for industry. “In order to use algae, you need to break…

Cover-crop strategy may help deal with wet springs

Allowing cover crops to grow two weeks longer in the spring and planting corn and soybean crops into them before termination is a strategy that may help no-till farmers deal with wet springs, according to Penn State researchers. The approach — known as planting green — could help no-till farmers counter a range of problems…

US ecosystems shifting north

Whole ecosystems are shifting dramatically north in the Great Plains, a phenomenon likely linked to human influences such as climate change, says new University of Nebraska-Lincoln research that analyzed nearly 50 years’ worth of data on bird distributions. The northernmost ecosystem boundary shifted more than 365 miles north, with the southernmost boundary moving about 160…