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Category Archives: Fisheries
Tuna fishery threatened
Preface. Both the sardine and tuna fisheries are threatened. Only peak oil and decline can possibly save them from extinction. Alice Friedemann www.energyskeptic.com author of “When Trucks Stop Running: Energy and the Future of Transportation”, 2015, Springer, Barriers to Making … Continue reading
Posted in Fisheries
Tagged fishery, overfishing, sardine, tuna
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Why and how Jellyfish are taking over the world
Preface. The more climate change kicks in, the more we over-fish, pollute, acidify and warm the ocean, create vast dead zones, and trawl ocean bottoms, the better the jellyfish do. It is quite possible that the ocean ecosystem will shift … Continue reading
Posted in Books, Extinction, Fisheries, Jellyfish, Peak Food
Tagged extinction, jellyfish
4 Comments
Deep-sea trawling harms biodiversity and carbon storage
Preface. Overfishing has eliminated 90% of the world’s large predatory fishes and is devastating marine ecosystems. Bottom trawling is one of the most devastating ways our oceans are being overfished, degraded and biodiversity destroyed . This industry tossed 437 million … Continue reading
Posted in Biodiversity Loss, Fisheries, Fishery destruction, Peak Food
Tagged biodiversity, overfishing, trawling
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Toxic algae slime spreading quickly across the earth
2017-8-19. Ocean Slime Spreading Quickly Across the Earth. Craig Welch, National Geographic. Toxic algae blooms, perhaps accelerated by ocean warming and other climate shifts, are spreading, poisoning marine life and people. When sea lions suffered seizures and birds and porpoises … Continue reading
Posted in Biodiversity Loss, Fisheries, Oceans, Water
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“World Scientists’ Warning to Humanity: A Second Notice”
Preface. I’m sure anyone reading this post knows it is too late to do anything but eat, drink, and be merry, for tomorrow … Although this warning was widely published, it was left out of over half of the top … Continue reading
Overfishing is driving large marine creatures extinct
[Overfishing is driving marine mammals extinct. Luckily oil will soon begin a relentless decline and fishing boats won’t be able to travel to the ends of the world using spotter planes to net the remaining schools of fish. And it … Continue reading
Posted in Extinction, Fisheries, Scientists Warnings to Humanity
Tagged extinction, fishery, marine, overfishing
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Nitrogen fertilizer poses significant threats to humans and the environment
NRC. 2015. A Framework for Assessing Effects of the Food System. National Research Council, National Academies Press. 19 pages. Nitrogen (N) is essential for agricultural productivity, but in its more reactive forms, it can pose significant threats to humans … Continue reading
Posted in Climate Change, Fisheries, Groundwater, Planetary Boundaries, Pollution, Soil
Tagged agriculture, fertilizer, nitrogen, runoff
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Biggest threat to biodiversity is not climate change: it’s agriculture, fishing, and hunting
[ This article makes the point that other factors are far more to blame for biodiversity loss than climage change. And with “peak everything“, especially peak oil, but also peak coal, and peak natural gas — greenhouse gas emissions will … Continue reading
Posted in Biodiversity Loss, Fisheries
Tagged biodiversity, extinction, fishery, seafood
Comments Off on Biggest threat to biodiversity is not climate change: it’s agriculture, fishing, and hunting
Menhaden going extinct — the key food source at bottom of food web
[ This is a really long introduction so I can reply to a comment that menhaden are “neither overfished nor experiencing overfishing”. Huh? Both their numbers and range are small compared to their original population. If there were a reduction, … Continue reading
Posted in Biodiversity Loss, Extinction, Fisheries, Starvation
Tagged extinction, fisheries, menhaden, radioactive shellfish, starvation
6 Comments