Taking greenhouse gases from the sky: 7 things to know about carbon removal

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Restoring degraded landscapes like this one in Costa Rica is a natural way of removing carbon dioxide from the atmosphere. Photo by Luciana Gallardo Lomeli/WRI

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Three scenarios show we have to think carefully about ethics in designing smart cities

Jakarta’s traffic system is one of many facets of the city that could be improved by smart cities technologies, but at what cost? © Vasenka Photography/Flickr (CC BY 4.0)

Anthony Burke, University of Technology Sydney and Prasuna Reddy, University of Technology Sydney Read more »

How electric vehicles could take a bite out of the oil market

The all new Volvo XC90. Volvo has a commitment to sell a total of 1m electrified scars – including fully electric cars and hybrids – by 2025.

By Amy Myers Jaffe, University of California, Davis and Lewis Fulton, University of California, Davis Read more »

After Svalbard: why the safety of world seed vaults is crucial to future food security

Svalbard Seed Bank, Norway. © The Crop Trust

By Stuart Thompson, University of Westminster Read more »

Will Amazon's Whole Foods deal go the same way as L'Oréal and Body Shop?


By Tanusree Jain, Trinity College Dublin

Online retail giant Amazon has made a decisive move into food retail. The acquisition of US grocer Whole Foods, a pioneer in organic, healthy food shopping for well-off consumers, brings together two businesses with contrasting reputations. We’ve been here before. And it didn’t work out well. Read more »

To fight desertification we need to drive diversity on farms and plates

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Samuel Nduvi in Kikumini, Kenya has been growing drought tolerant sorghum intercropped with protein-rich legumes like pigeonpea and cowpea over the last three years. Credit: Alina Paul-Bossuet


By Alina Paul-Bossuet | ICRISAT

Farmland in Kenya’s north has deteriorated because of loss of soil nutrients and agro-biodiversity, putting livelihoods of 12 million people at risk Read more »

Why the world needs to get smarter about water consumption

Drop by drop. Shutterstock

Guest blog by Dragan Savic, University of Exeter

In 1900, just 15% of the world’s population lived in cities. Now that proportion is over 50%, which is a lot of people. In fact, it means around 4 billion human beings rely on urban infrastructure to keep them warm, mobile and clean. Read more »

Green your step

As Lao Tzu once said “the journey of a thousand miles begins with one step”. So in looking for a starting point for my guest blog, I have decided to take a bold, frank stance to assume that you consider yourself ‘green’ simply because you are reading this blog; in which case you’ll tend to favour public transport, cycling and walking, which I must say is a fantastic start. Read more »

Animal Agriculture: The Climate Culprit Shielded from Scrutiny

Experts will soon gather in Paris for the annual UN Climate Change Conference to discuss how to cut carbon emissions and halt temperature rises, but the principal contributor is likely to be left off the agenda. Environmental NGOs dare not discuss it, nor do policy makers.

The identity of this climate culprit shielded from scrutiny? Animal agriculture – the leading cause of deforestation, water consumption, species extinction, habitat loss, ocean dead zones and pollution, responsible for more greenhouse gas emissions than all transport in the world combined. Read more »

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