David Attenborough and activist Nisreen Elsaim address a UN session chaired by Boris Johnson.
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By Anbarasan Ethirajan
BBC News
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Video caption: Princess Latifa: 'We did ask for proof of life' - UN Liz Throssell, spokesperson for the UN Human Rights office, comments on Princess Latifa's safety.
A UN view on Myanmar's military coup
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Video caption: Thousands of people are demanding the release of elected leaders Thousands are demanding an end to military rule and the release of elected leaders
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Video caption: Myanmar coup: UN envoy says difficlut to hold leaders to account The UN Special Envoy to Myanmar says it will be difficult holding the leaders of the coup to account.
UN special rapporteur on Myanmar warns military the world is watching
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Video caption: In Myanmar, the military makes more arrests as protests continue. In Myanmar, the military makes more arrests as protests continue.
UN warns of risk of atrocities in Ethiopia
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Video caption: They are calling for the government to carry out an independent investigation They are calling for the government to carry out an independent investigation.
By Alex de Waal
Africa analyst
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Video caption: Yolanda is campaigning for better education in South Africa 17-year-old Yolanda is campaigning for better education and more resources for schools in South Africa.
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Video caption: Could a vaccine get rid of malaria for good? Seventeen-year-old Victoline explores progress to tackle the disease in her home country, Kenya.
East Africa: anti-locusts aircraft may be grounded
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Video caption: The UN has a $38m shortfall in funding to continue protecting land from these swarms The UN has a $38m shortfall in funding to continue its work protecting land from the swarms.
By Claire Diamond
BBC Scotland