The removal of two dams along the Bellamy River has reduced the risk of flooding and reopened habitat for migratory fish.

Steelhead recolonize Elwha River quickly following dam removal.

Researchers redesign plastics to save energy and reduce emissions.

Gains in soil quality contribute to a more stable climate, diminished flooding, and cleaner waterways, says study leader Dr Stephanie Tomscha.

Texas A&M researchers are fighting underwater deformation with enhanced metals.

Flooding has caused hundreds of billions of dollars in damage in the U.S. over the past three decades.

The tube fishway allows fish to glide past dam walls, weirs and other river barriers, with the potential to revitalise Australia’s ailing freshwater fish stocks.

Using a bacterial strain found in mangroves, Texas A&M researchers have uncovered a low-cost, sustainable method for producing bioplastics from sewage sludge and wastewater.

A new report from CSIRO, Australia’s national science agency, has more accurately calculated the integration costs of renewables in electricity generation and found that solar and wind continue to be the cheapest source of energy in Australia.

In a year marked by COVID-19, renewed calls for racial justice, a contentious presidential election, and an active wildfire and hurricane season, Penn experts share what’s needed to make urban areas more resilient to future crises.