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Mountains keep growing and growing and growing for many millions of years until they are so heavy that they can no longer grow taller, only wider. Photo by Jeff Finley on Unsplash

Curious Kids: how do mountains form?

When I was little, geologists worked out Earth's surface was made of pieces, like a giant puzzle. Those pieces, called “tectonic plates”, move and bump into each other and mountains form.
The United Nations says people “left behind” include those vulnerable to the effects of climate change, but aren’t the furthest behind those damaging the environment? Here, a man rides a bicycle through a devastated Homs, Syria. Numerous studies say climate change was a factor in record-setting drought, one of several causes of the country’s civil war. AP Photo/Dusan Vranic

‘Leaving no one behind’ conveys a paternalistic approach to development

The United Nations Declaration on sustainable development stresses "leaving no-one behind," but what about the factors that cause many to be behind in the first place?
The spix macaw is considered to be extinct in the wild.“

Debate: Mobilizing collective intelligence for the ecological transition

Rapid environmental decline is a major threat, yet education is not mobilised to empower children. Fortunately, many initiatives explore how to make students actors of the ecological transition.

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