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Posts by David Steele

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About David Steele

David is a molecular biologist retired in 2013 from the Faculty of Medicine at the University of British Columbia. He has also held faculty positions at Cornell and Queen’s Universities. Dr. Steele is a frequent public speaker and a regular contributor to Earthsave Canada's publications. He is also an occasional contributor to various other publications.

A Critical Look at the WRI’s Recent GHG Source Assessment

A Critical Look at the WRI’s Recent GHG Source Assessment

Aug 28, 2026

Recently, the World Resources Institute (WRI) released a report which they say quantifies the sources of greenhouse gases in the...

A Tale of Two Santa Martas

A Tale of Two Santa Martas

May 16, 2026

It’s a tale of two documents, emerging from the parallel conferences held in the same city. One closely reflects the...

United Nations Environment Program: The World is In Grave Danger – But We Can Save It … and Thrive!

United Nations Environment Program: The World is In Grave Danger – But We Can Save It … and Thrive!

Mar 8, 2026

The United Nations Environment Program (UNEP) has released their latest Global Environmental Assessment, titled A Future We Choose (1). It...

2025 State of the Climate Report: A dire reality that we CAN turn around!

2025 State of the Climate Report: A dire reality that we CAN turn around!

Nov 14, 2025

The latest State of the Climate Report issues a dire warning. Fortunately, we can still turn things around – IF we make the right choices.

No, Bill C-293 on pandemic prevention is not the “Vegan Act”

No, Bill C-293 on pandemic prevention is not the “Vegan Act”

Mar 4, 2025

Bill C-293 is a rational response to a serious threat. It aims to reduce the likelihood of pandemics arising within our borders and to bolster our responses to any pandemics that may nevertheless arise here or arrive on our shores.

Estimating the True Costs of Our Foods

Estimating the True Costs of Our Foods

Mar 2, 2025

It may surprise you, but the prices we pay at checkout for our foods are often quite different from the...

CBC’s coverage of plant-based issues is all too often outrageously flawed

CBC’s coverage of plant-based issues is all too often outrageously flawed

Feb 22, 2024

Our national broadcaster is doing serious public harm by misinforming us about the importance of and the science behind moving to plant-based diets

Some sober thoughts for Thanksgiving Day

Some sober thoughts for Thanksgiving Day

Oct 7, 2023

This Thanksgiving Day, perhaps we should consider just what it is that we are thankful for and how we can make sure that those generations who follow us will be thankful, too. Because, the fact is, if we keep on living the way we are, it won’t be long before there will be very little to be thankful about. Perhaps we can begin by listening to the experts.

The biggest threat to biodiversity is on our plates

The biggest threat to biodiversity is on our plates

Mar 22, 2023

This article also appeared in print in the National Post.

Research shows that our impact on the planetary biosphere is enormously damaging. And it is mostly due to what we put on our plates. The good news is we have the power to change that.

It’s going to be a very good year.

It’s going to be a very good year.

Jan 31, 2023

It’s going to be a very good year, we think, we’re glad to have you running along with us. In upcoming issues of this newsletter, we’ll keep you up to date on all of our good work. We hope that you’ll want to be involved also. One easy way is to simply make a donation.

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Recent Posts

  • A Critical Look at the WRI’s Recent GHG Source Assessment
  • Beyond the protein myths: why plant-based protein deserves a place on your plate
  • A Tale of Two Santa Martas
  • United Nations Environment Program: The World is In Grave Danger – But We Can Save It … and Thrive!

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11 hours 4 minutes ago

"De Waal argued that brain size is an insufficient proxy for intelligence, and that “the sentience and moral status of animals is a given,” a

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13 hours 11 minutes ago

Like animal agriculture, widespread use of biofuels is wreaking environmental destruction at enormous scales and stealing food from the poor.

The biofuel comeback: more fuel, less food, more land grabs

Biofuels are back, and so are their impacts: land grabbing, rights violations and climate breakdown. As Asian governments ramp up production, Trump uses tariff threats to push them to import US biofuels. Who profits, and who pays the price?

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15 hours 56 minutes ago

"When Transport for London (TFL) in the UK removed junk food advertising from its network, weekly household purchases were estimated to fall by nearly seven

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