Category Archives: Climate Change

Climate change impacts on agriculture

Preface. There are three articles below on this topic.  Plus these articles in the news: Nakagawa T et al (2021) The spatio-temporal structure of the Lateglacial to early Holocene transition reconstructed from the pollen record of Lake Suigetsu and its … Continue reading

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15 Nations that Collapsed because of Drought: will we be the 16th?

Preface.  Another repercussion of drought may be the Muslim religion as Fleitmann (2022) proposes below. This post began with 10 civilizations that collapsed due to drought (below), and I’ve added 5 more. Will the American South West be #16? Lynn … Continue reading

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World’s Oceans are losing Oxygen rapidly

Preface. Yikes, add deoxygenization to your list of worries. Oxygen levels in the world’s oceans declined by roughly 2% from 1960 and 2010. The decline was largely due to climate change, though other human activities such as nutrient runoff from … Continue reading

Posted in Climate Change, Extinction, Mass Extinction, Planetary Boundaries | Tagged , , | 7 Comments

Fall of Indus valley & Akkadian civilizations from climate change

Preface. Any civilization or region that survives energy decline must then survive climate change for many centuries. As far as the wind systems that collapsed the Akkadian empire, it’s already happening: “Greenhouse gases are increasingly disrupting the jet stream, a … Continue reading

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A 1-year blackout could kill 90% of Americans

Preface. What follows is the 30-page testimony of Dr. Pry at a 2015 U.S. House of Representatives session that I’ve summarized. One of the ways that an electromagnetic pulse (EMP) could be generated is by a solar flare. During the … Continue reading

Posted in Blackouts, Blackouts Electric Grid, Congressional Record U.S., Electric Grid & EMP Electromagnetic Pulse, Electricity Infrastructure, Extreme Weather, Nuclear Power Collapse, Nuclear War, U.S. Congress Energy Policy, U.S. Congress Infrastructure | Tagged , , , , , | 4 Comments

William Rees: Memo from a Climate Crisis Realist: The Choice before Us

Preface. I’m going to put Rees’ conclusion of 11 things to do first (rather than the Green New Deal, which can’t possibly work), followed by his arguments for why this needs to be done (if you haven’t read part 1 … Continue reading

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Northeast apple production suffering from Climate Change

Preface. Although this article is only about one crop in one area, it portends a darker future for food production in the future, with each region having their own issues (i.e. drought in California). It’s only a matter of time … Continue reading

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When wood is again our main energy source, how long will it last?

Preface.  Just when civilization is decades from returning to wood as the main energy source (due to peak oil in 2018), climate change is allowing invasive beetles to survive winters and kill trees, with drought and wildfires increasing the damage. … Continue reading

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Carbon capture could require 25% of all global energy

Preface.  This is clearly a pipedream. Surely the authors know this, since they say that the energy needed to run direct air capture machines in 2100 is up to 300 exajoules each year. That’s more than half of global energy … Continue reading

Posted in CO2 and Methane, Far Out | Tagged , | 2 Comments

Himalayan glaciers supplying water to a billion people melting fast, Andes too

Preface. The Himalayan glaciers that supply water to a billion people are melting fast, already 30% has been lost since 1975. Adding to the crisis are the 400 dams under construction or planned for Himalayan rivers in India, Pakistan, Nepal, … Continue reading

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