neonicotinoid ban

Green news roundup: wildlife decline, solar in India and 35,000 walrus

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The week’s top environment news stories and green events

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Do farmers really need bee-harming insecticides?

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Syngenta says some farmers have no choice but to use banned neonicotinoids, which are linked to declining bee populations. But is it true that no alternatives exist? With your help, Karl Mathiesen investigates.

Let us know your thoughts. Post in the comments below, email karl.mathiesen.freelance@guardian.co.uk or tweet @karlmathiesen