One would expect that beaver dams create more harm than good for fish populations, as they block certain species from swimming upstream and therefore reduce the availability of suitable spawning habitat. However, according to a new study by the University of Southampton, reintroduced European beavers could have an overall positive impact on Scottish wild salmon…

From reducing mobile source emissions, to connecting households to drinking water and wastewater services, to clean-up efforts of streams and canals, the United States and Mexico have made a joint effort to protect both human health and the environment in their shared 2,000 mile border region. The bi-national entities along with various stakeholders created the…