Climate change, a supply of seals to eat and effective conservation in the United States are all possible explanations for the apparent increase in great white sharks in Atlantic Canada, according to a newly published paper in the Canadian Journal of Fisheries and Aquatic Sciences.
Up to 12 million tons of plastic debris enter the ocean every year. This has adverse impacts on the health of ocean ecosystems, the integrity of food supplies and people's livelihoods.
The number of "zoonotic" epidemics is rising, with the root cause being the destruction of nature by humans and the growing demand for meat, according to the authors of a UN report.
Between flight shaming and a global pandemic, destinations that depend on travelers to protect ecosystems are finding themselves with fewer resources to do so.
The apparent environmental upside of Covid-19, such as lower pollution and emissions, isn't all it's cracked up to be. Just ask manatee conservationists in Florida.
As the seas warm, marine mammals may struggle to survive the heat or become malnourished because their prey has left for more hospitable waters; both situations can leave the mammals with weakened immune systems.
Russian investigators have detained three managers of an Arctic power station whom it blamed for a fuel spill last month, which leaked 21,000 tonnes of diesel into rivers and subsoil.
The Caspian Sea littoral states must have enough political will to preserve the marine environment and ecosystem of this waterbody, Issa Kalantari, head of the Department of Environment, has said.
As more and more people venture out after weeks or months of confinement, perhaps taking a trip to the ocean, they are faced with one of the pandemic's environmental costs – face masks and gloves polluting beaches, rivers and oceans.
The summertime low-oxygen "dead zone" in the Gulf of Mexico is expected to cover at least 6,700 square miles along the Louisiana and eastern Texas coasts at the end of July.
Four of the fellows who participated in the program this year will discuss their ongoing research, activism, and experiences with publishing their ideas in the public sphere.
With job loss and stifled development in the renewable energy sector, economists, politicians, and advocates say policy action is necessary to stay on track.
