Tag Archives: biodiversity

We’ve wiped out two-thirds of wildlife in just 50 years

Posted on April 11, 2021 by

Preface.  Human over-consumption is driving extinction far more than climate change. Humans  began reducing biodiversity 4 million years ago, when large carnivores in Africa began disappearing (Faurby, S., et al. 2020. Brain expansion in early hominins predicts carnivore extinctions in … Continue reading →

Posted in Agriculture, Biodiversity Loss, Extinction, Scientists Warnings to Humanity | Tagged , , | 2 Comments

800 scientists: Burning forests for electricity & heat releases more 1.5x more CO2 than coal, 3x more than natural gas

Posted on December 29, 2020 by

Preface. The 2015 Paris climate change agreement states that burning biomass is carbon neutral. Not true. Over 800 scientists have written the European Parliament to tell them that burning wood for heat or electricity emits 1.5 x more CO2 than … Continue reading →

Posted in Biomass, Climate Change, CO2 and Methane, Deforestation | Tagged , , , , | 1 Comment

The 10 countries with the most endangered species in the world

Posted on October 10, 2019 by

I don’t know whether to go to these countries to see these beautiful creatures before they’re extinct, or to spend my money on countries like Costa Rica and Tanzania that have set aside a quarter or more of their land … Continue reading →

Posted in Biodiversity Loss, Deforestation | Tagged , , , | 3 Comments

One million plant & animal species at risk of extinction

Posted on August 31, 2019 by

As usual, no mention of birth control or carrying capacity. Related: 2019-9 Huge decline in songbirds linked to common insecticide (neo nicotinoids). National Geographic. Alice Friedemann   www.energyskeptic.com  author of “When Trucks Stop Running: Energy and the Future of Transportation”, 2015, … Continue reading →

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The global threat of invasive species to marine biodiversity

Posted on May 18, 2019 by

Preface.  Although I consider peak oil to be the largest threat, since all other resources and economic activities depend on it, we’re faced with a convergence of hundreds of other problems enabled by fossil fuels, which caused the the huge … Continue reading →

Posted in Biodiversity Loss, BioInvasion | Tagged , | 2 Comments

Hydropower dams and the ways they destroy the environment

Posted on April 15, 2019 by

Preface. Hydropower comprises 71% of renewable energy worldwide.  Nations like the U.S. and Europe have dams that have reached the end of their lifespan — more are being torn down than built. In the U.S. 546 dams were removed between … Continue reading →

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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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Solar PV requires too much land to replace fossils

Posted on December 4, 2018 by

Preface. This is a brief summary of the Capellan-Perez paper that calculates the land needed to use solar to replace electricity as well as the land needed if solar were to replace all of societies use of energy (i.e. transportation, … Continue reading →

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75% of Earth’s Land Areas Are Degraded. Environmental damage threatens 3.2 billion people.

Posted on December 1, 2018 by

  Preface. Yikes, by 2050 95% of Earth’s land could be degraded and reduce or even end food production, forcing hundreds of millions to migrate. Whatever you’ve read in the past about the State of the World, it’s gotten even … Continue reading →

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Biodiversity loss has gone beyond the planetary boundaries

Posted on June 22, 2018 by

Source: Tanja Folnovic, June 23, 2015 “Loss of Biodiversity”. http://blog.agrivi.com/post/loss-of-biodiversity Preface. The survival of homo sapiens depends on the ecosystem that supports us, so a loss of biodiversity is a threat to our survival and ultimately can lead to extinction. … Continue reading →

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