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The plan to map every coral reef on Earth – from space
In October 2020, Australian scientists found a detached coral reef skyscraper on Australia’s Great Barrier Reef—nearly 500 meters tall and 1.5 kilometres wide—  …
Meeting the global phosphorus challenge will deliver food security and reduce pollution
“It is unacceptable that hunger is on the rise at a time when the world wastes more than 1 billion tonnes of food every year. It is time to change how we produce…
Time is running out for coral reefs: new report
In 2014, coral reefs around the world turned a pallid white from heat stress. The bleaching began in the Pacific and rapidly spread across the Indian and Atlantic…
UNEP unveils Young Champions of the Earth
An engineer who turns plastic rubbish into paving stones. An activist who is fighting to save endangered salmon. And an inventor who developed a machine capable of…
Fishing for plastic
Lefteris Arapakis comes from a long line of fishers. For five generations his family has plied the bountiful waters off southern Greece, netting the same cod and…
Bringing recycling to Kuwait
Per capita, Kuwait is among the wealthiest countries in the world. But, despite having the means, it has yet to embrace modern waste management techniques, such as…
Native fish: Indigenous communities lead fight to save Sacramento’s salmon
Niria Alicia Garcia is standing on the banks of California’s Sacramento River, holding her phone. It’s mid-summer and the wide, steady waterway is flanked by willow…
Who will be this year’s Champions and Young Champions of the Earth?
The word champion is a powerful one; it can be a noun, or a verb, or even a descriptor of something excellent, someone extraordinary, the best of the best. All…
Soil pollution a risk to our health and food security
Each year, the world marks World Soil Day on 5 December to raise awareness about the growing challenges in soil management and soil biodiversity loss, and encourage…
Regreening San Salvador to fight climate change
The United Nations Environment Programme is working with San Salvador city and its surrounding coffee farms to create a natural defence against floods. Known as …
Can forest restoration reduce the threat of megafires?
The record-breaking wildfires that engulfed the western United States this year show the danger from global heating and ecosystem decline, but also light up…
The value of nature
The UN Decade on Ecosystem Restoration starts in 2021. It is a global rallying cry for everyone – from governments to multinational companies, to school children –…