A dry river bed in south Australia. (Shutterstock)

How drought affects freshwater fish

Freshwater fish are suffering as drought becomes more common and severe. Whether they survive will depend on how governments manage rivers and lakes, and on taking action against climate change.
Black tip sharks swim with tropical fish in a lagoon in French Polynesia. (Shutterstock)

Killing sharks, wolves and other top predators won’t solve conflicts

When humans have conflicts with wildlife, the first reaction is often to cull them. But there’s little evidence to show that it works, and removing predators can even backfire and make things worse.

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