Monthly Archives: May 2023

Is climate change going to wipe out humanity? No!

Desolated city

Creator: gremlin Credit: Getty Images

The disastrous effects of a changing climate – famine, floods, fires and extreme heat – threaten our very existence.

https://www.un.org/en/content/common-agenda-report/summary.shtml

This quote, from the very first page of the United Nations Common Agenda Report Summary, is wrong. Yes, there is a very real threat – but it isn’t a threat to the “very existence” of humanity. It is highly unlikely that climate change will cause such widespread death in the human population to reduce the 7,953,952,577 or so individuals now alive down to the 500 or so that would be necessary to repopulate the Earth.

What is threatened? The way of life enjoyed by the wealthy people who live in the richest nations on the planet. Yes, the poor are likely to die first under the influence of climate degradation. The wealthy will be able to move inland, to higher ground, or further from the Equator. They will be able to buy expensive food and build fire resistant, air conditioned homes. Yes, quality of life is likely to decline even for the rich. But no, climate change is not going to wipe out the human race. A comet strike? That could do it. Huge solar flares? Possibly. Global nuclear war? We might not survive that. But climate warming due to human activity? This is a self-regulating problem.

Why is climate change self-regulating? Because, as changing climate conditions kills off our excessive population, poorest first, it will also decrease the industrial activity that causes it. Humans will lose the technical capacity to keep pumping carbon and other pollutants into the atmosphere. Without such interference the planet will reach equilibrium again. Overall mean temperatures may be hotter than the previous they have been in more than 100,000 years but, as a species, we are likely to adapt.

 

The last time the Earth was this warm was 125,000 years ago

https://www.usatoday.com/story/weather/2017/01/18/hottest-year-on-record/96713338/

 

Modern humans have been around at least 196,000 years and maybe as much as 300,000 years.  (https://en.wikipedia.org/wiki/Early_modern_human). They have lived through major climate changes that they did not cause. Some of us more modern people will too.

I’m not suggesting that there is nothing to worry about. The possibility of knocking human progress back to the stone age is no laughing matter. The likelihood of a global population collapse as cultures struggle to adapt to warmer and more volatile weather is not fun to contemplate. But does exaggerating the consequences of climate change help or hinder the popular crusade to halt human impact on planet-wide weather? By suggesting that the human race will not survive we make it easier to dismiss the whole issue.

IMHO, overstating the consequences of climate change empowers climate change deniers.

Flames rise from the remains of a house that burned down in Santa Rosa. (Jeff Chiu/AP)

 

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Climate change is NOT “unprecedented”!


Let’s keep in mind that climate change is “precedented”. Earth is constantly changing and always has been. What is “unprecedented” is the number of human beings who are impacted by these changes as well as the human contribution to changes largely driven by non-human factors. Our only two options are to control ourselves and to adapt to the changes beyond our control. IMHO, all the rhetoric about humans stopping climate change is too silly to attend to. Yes, I intend these statements to be provocative. I look forward to your comments and reactions.
Lady on bridge overlooking flooded river.

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