Category Archives: Fisheries

Menhaden: the fish at the bottom of the ocean food web

Posted on August 2, 2024 by

Preface. Oil has allowed us to extract 90% of the fish in the ocean by being able to go to the ends of the earth using sonar and spotting planes to find the last schools. Menhaden have been overfished for … Continue reading →

Posted in Biodiversity Loss, Fisheries, Jobs and Skills, Starvation | Tagged , , , , | 6 Comments

Heat effects on habitability, biodiversity, and invasive species

Posted on February 22, 2022 by

Preface. Due to limits of human heat tolerance, much of Earth’s surface may not be habitable by 2300 if we continue to emit greenhouse gases at the current rate. But we can’t continue at the current rate. Peak oil production … Continue reading →

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Freshwater fish under threat of extinction

Posted on December 20, 2021 by

Preface. A third of freshwater fish are under threat from pollution, over fishing, dams, non-native species, climate change, disruption of river ecology and more.  Alice Friedemann  www.energyskeptic.com  Author of Life After Fossil Fuels: A Reality Check on Alternative Energy; When … Continue reading →

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Book Review “The Outlawed Ocean” by Ian Urbina

Posted on December 8, 2021 by

Note: Peak fish happened in 1996 at 130 million tonnes a year. Pauly D, Zeller D (2016) Catch reconstructions reveal that global marine fisheries catches are higher than reported and declining. Nature communications. Preface. This is a book review of … Continue reading →

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Nuclear winter could kill 2 to 5 billion people

Posted on August 24, 2020 by

Preface. Carl Sagan introduced the idea of a “nuclear winter”, which helped to end the cold war.  The smoke from fires started by bombs would absorb so much sun the earth wold grow cold, dry, and dark, killing plants on … Continue reading →

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Tuna fishery threatened

Posted on March 5, 2020 by

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 →

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Why and how Jellyfish are taking over the world

Posted on March 19, 2019 by

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 Books, Fisheries, Jellyfish, Peak Food | Tagged , , | 4 Comments

Deep-sea trawling harms biodiversity and carbon storage

Posted on January 5, 2019 by

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 →

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Toxic algae slime spreading quickly across the earth

Posted on January 20, 2018 by

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 →

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“World Scientists’ Warning to Humanity: A Second Notice”

Posted on November 24, 2017 by

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 →

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