How can we protect the diversity of life on Earth?
The two-week gathering aims to set new targets for conserving life on Earth.
Japan's Environment Minister Ryo Matsumoto said biodiversity loss would become irreversible unless curbed soon.
Much hope is being pinned on economic analyses showing the loss of species and ecosystems is costing the global economy trillions of dollars each year.
Do you think the economic dimension will cause governments to act? What would you ask your leaders to do on this issue? Have you seen the loss of nature where you live?
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