Environment Subnivium: The secret ecosystem hidden beneath the snow An ephemeral ecosystem of tunnels in the snow is home to insects, frogs, rodents and even flowering plants. But as the climate changes, is it about to collapse? FeaturesSubscriber-only
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Earth Lake Victoria is at risk of dying from pollution and climate change Wetlands usually filter water that makes its way into Africa's largest lake, but now untreated waste dumped into the lake risks killing off local wildlife RegularsFree