Fat Bear Week is Really a Celebration of Rivers of Food

Fat Bear Week is Really a Celebration of Rivers of Food

The recent deadly flood disaster in Nepal also damaged 13 hydropower projects, revealing the risk to hydropower from glacial retreat in high mountain.

Recent scientific papers on the gastronomy of bats, rats, cats and scats

From a muddy childhood to a senior thesis made from childhood mud

A review of recent articles about achieving a nature-positive renewable transition

Juvenile roaming is in the DNA of both salmon and people

A review of recent (and some older) journal articles about animal friends

Grouping wind, solar, and batteries together can already be more affordable than building a coal or gas plant in prime locations, new report finds.

“I would like for me and my children to live here forever,” said Lâm Thu Sang, a resident of Vietnam’s Cần Thơ, a city of more than 2 million people located near the mouth of the Mekong River on one o...

What parents can learn from migratory-fish management (and vice versa)

This post is part of “Mud Culture,” a section of Track Some Mud where I dive deep into the rivers and mud and general good stuff out of which culture grows and transforms.

A recording by Jeff opperman

A review of recent journal articles about party animals

Want climate and conservation action? Use poetry as well as logic.

A scientist and parent looks for resilience through messiness in an increasingly channelized world. Click to read Track Some Mud, by Jeff opperman, a Substack publication. Launched 32 minutes ago.

YouTube video by Jeff Opperman

This report provides the most comprehensive global assessment to date of migratory freshwater fishes.

Vast journeys, among world’s great wonders, found to be under threat as freshwater fish populations crash by 81%

By Ted Sommer . . . My most inspiring bike ride this past year was not on a mountain or in some exotic destination. It was sixteen flat and muddy valley miles under overcast skies. My destination was ...

Despite Donald Trump’s unrelenting attacks on renewable energy, there’s a quiet revolution happening on US grids.