Almost 40% of all garbage still ends up on places where it should not, mostly landfills. They cause many diseases and are a massive driver of climate change, releasing methane. The solutions vary from high tech modern landfilling to simple waste segregation and composting.
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Tomorrow TodayThe Science Magazine
How nutritious are our intensively cultivated crops? What would happen if we all started to eat vegan diets tomorrow? In an era of climate change, what should farmers plant on fields? And does biofuel made from plants make sense?