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Chelsea Green Blog

Harding’s brief history of global warming enlightenment

Stephen’s got an article in The Guardian tracing the basic–and surprisingly long–history of figuring out climate change.

The long road to enlightenment

Climate change may be a hot topic in 2007, but the debate has been going on for 200 years. Stephan Harding looks back at a life-or-death struggle for understanding Monday January 8, 2007 Guardian Unlimited Our understanding of climate change began with intense debates amongst 19th century scientists about whether northern Europe had been covered by ice thousands of years ago. In the 1820s Jean Baptiste Joseph Fourier discovered that “greenhouse gasses” trap heat radiated from the Earth’s surface after it has absorbed energy from the sun. In 1859 John Tyndall suggested that ice ages were caused by a decrease in the amount of atmospheric carbon dioxide. In 1896 Svente Arrhenius showed that doubling the carbon dioxide content of the air would gradually raise global temperatures by 5-6C – a remarkably prescient result that was virtually ignored by scientists obsessed with explaining the ice ages. Article continues


Wild Edibles: 5 Tips for Beginner Foragers

Ever spotted a dandelion growing in your backyard and wondered, can I eat that? According to wild plants expert Katrina Blair, the answer is a resounding yes. And there are plenty of other commonly found weeds that fall into this category as well. In her book The Wild Wisdom of Weeds, Blair introduces readers to […] Read More..

10 Books to Celebrate the International Year of Soils

Beneath our feet lies a resource that is critical to our future. It’s the first thing we think about when it comes to farming and gardening – and yet, one of the last things considered when thinking about the long-term preservation of our earth. It’s the basis for healthy food production, is a crucial tool […] Read More..

5 Shareable Strategies for Creating Climate Action

Frustrated about climate change? You’re not alone. Most people in our society find themselves somewhere on the spectrum of depressed about our climate situation to flat-out denying that it exists. In fact, the more information about global warming that piles up, the less we seem to do to combat it. What is the reason for this […] Read More..

A Permaculture Approach to Managing Hedge Bindweed

As Permaculture Month continues, we are making our expert authors available to answer your burning permaculture questions. If you have a question to submit, fill out this form. In the below Q&A, Tao Orion, author of the new book Beyond the War on Invasive Species, discusses how she approaches weed management. Orion believes invasive species are good ecological […] Read More..

A Mini-Festo for Earth Day – Rebuild the Foodshed

For the past month, author Philip Ackerman-Leist has been on a Twitter MiniFesto campaign – each day sending out a new tweet designed to spark conversation and pass along some lessons he learned whilst working on his last book, Rebuilding the Foodshed. You might also know Philip as the author of his memoir Up Tunket […] Read More..