Biochar technology is showing real potential for helping to mitigate climate change as well as reducing waste and producing energy as a byproduct. But what exactly is biochar and what is it made of? Biochar, or “black gold”, is a lightweight black residue made of carbon and ashes, remaining after heating biomass in a controlled
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Rainwater almost everywhere on Earth has unsafe levels of ‘forever chemicals’, according to new research. Per- and poly-fluoroalkyl substances (PFAS) are a large family of human-made chemicals that don’t occur in nature. They are known as ‘forever chemicals’ because they don’t break down in the environment. They have non-stick or stain repellent properties so can
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