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Zinc is very cheap and abundant; battery tech could be great for power grids.
People are increasingly aware of the harm plastic waste causes to wildlife, and many would avoid buying single-use plastics if they could help it. But are the alternatives to plastic much better?
Let’s look at one example – fizzy drinks. You might assume that plastic bottles are the least green option, but is that always the case?
Big tech claims AI and digitization will bring a better future. But putting computers everywhere is bad for people and the planet
You might not be able to stomach soybeans for breakfast, lunch and dinner, but the animals you eat do. Cultivation of the staple crop takes up an area five times the size of the UK, and 85% of that area is used for animal feed. Thanks to projected rapid growth in both world population and …