The true cost of food is far higher than what you spend at the checkout counter

A new UN report finds that the true global cost of producing food is $12.7 trillion more than consumers pay at the checkout counter. We pay those uncounted costs in other ways.

Kathleen Merrigan, Executive Director, Swette Center for Sustainable Food Systems, Arizona State University • conversation
Feb. 28, 2024 ~10 min

What ancient farmers can really teach us about adapting to climate change – and how political power influences success or failure

Agricultural sustainability is as much about power and sovereignty as it is about soil, water and crops.

Chelsea Fisher, Assistant Professor of Anthropology, University of South Carolina • conversation
Feb. 26, 2024 ~11 min


Nanotechnology promises to help farmers cut pesticide use – but could also make chemicals more toxic

Nano-enabled pesticides could pose huge risks and they aren’t being regulated effectively enough yet.

Martina G. Vijver, Professor of Ecotoxicology, Leiden University • conversation
Feb. 23, 2024 ~7 min

Our robot harvests cotton by reaching out and plucking it, like a lizard’s tongue snatching flies

Cotton is one of the world’s largest crops and is harvested with large, heavy machines. Robotic harvesting could yield higher-quality cotton with less damage to plants and soil.

Hussein Gharakhani, Assistant Professor of Agricultural and Biological Engineering, Mississippi State University • conversation
Feb. 13, 2024 ~8 min

How to buy sustainable salmon: an expert guide to navigating the nuance of eco-labels

Knowing which fish to buy can be confusing, but certain eco-labels can help decipher whether wild-caught, farmed or organic salmon is best for the environment.

Natasha Lutz, PhD in Disturbance Ecology and Machine Learning, University of Oxford • conversation
Feb. 12, 2024 ~8 min

Trees can make farms more sustainable – here’s how to help farmers plant more

Incentives have so far benefited large landowners and created lifeless plantations.

Dhanapal Govindarajulu, Postgraduate Researcher, Global Development Institute, University of Manchester • conversation
Feb. 7, 2024 ~7 min

Pesticides urgently need reform – the UK’s overdue action plan must make these drastic changes

The six-year-late UK national action plan for the sustainable use of pesticides is finally due but experts doubt it will be radical enough.

Dave Goulson, Professor of Biology (Evolution, Behaviour and Environment), University of Sussex • conversation
Feb. 5, 2024 ~8 min

Reflectors in space could make solar farms on Earth work for longer every day

Proposed reflectors would help provide clean energy when demand peaks near dawn and dusk.

Onur Çelik, Postdoctoral Research Associate in Space Technology, University of Glasgow • conversation
Jan. 11, 2024 ~7 min


Switching to plant-based diets means cleaner air – and it could save more than 200,000 lives around the world

Switching to a plant-based diet could save lives.

Marco Springmann, Senior Researcher on Environment and Health, University of Oxford • conversation
Jan. 2, 2024 ~7 min

Vaccinating livestock against common diseases is a form of direct climate action

Vaccinating livestock against common disease not only improves animal welfare, it’s good for the planet too.

David Barrett, Professor of Bovine Medicine, Production and Reproduction, University of Bristol • conversation
Dec. 21, 2023 ~7 min

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