Life at Uhogwa camp for internally displaced persons

Displaced Syrians living in tents are battered by a snowstorm at a refugee camp in the town of al-Dana, in Syria's northwestern Idlib province.

More than two million people have been forced to flee their homes within their own countries' borders owing to violence engulfing Africa's Sahel region, according to the United Nations. The humanitarian response is "dangerously overstretched" in an area covering parts of Burkina Faso, Chad, Mali and Niger, said UNHCR, the UN Refugee Agency.

Nearly half of those fleeing crossed over into the Democratic Republic of Congo. The national army has been battling rebels since a presidential vote took place in December.

Niger State Governor Abubakar Sani Bello has confirmed that Boko Haram militants have displaced over 3,000 residents of Kaure and Shiroro local government areas, even going as far as hoisting their flags in the overrun communities situated less than 140km from the Federal Capital Territory, Abuja. Could Abuja be next?

Residents of Geidam community who were displaced by Boko Haram, are appealing to the Federal Government to restore peace in their community.

When Nyiragongo volcano erupted, residents of Goma in DR Congo were evacuated by authorities and many fled to Rwanda where they now live in a shelter in a camp set up by the UN's refugee agency (UNHCR).

The UN has called for action after an increase in people fleeing conflict and persecution despite the COVID pandemic. The number of displaced people has doubled in the last decade.

Hurling a javelin, leaping over hurdles and sprinting beyond rows of tents to win gold, displaced children in the northwest of war-torn Syria stage their very own Olympics.

People who fled their homes and farms due to an ongoing Islamist insurgency in northeast Nigeria are struggling to access food due to soaring inflation.

The government of Niger is encouraging thousands of people who have been in exile for years to return home. An estimated 130,000 people have been forced to flee due to attacks by Boko Haram and criminals in Diffa, in southeastern Niger.

Three months on from its eruption, the volcanic Mount Nyiragongo looms over the Congolese city of Goma, and the damage it’s left in its wake. At a camp north of the city, thousands of people displaced by the destruction live in makeshift shelters, and are calling for government help.

Almost six years ago, close to 200 signatories came together and agreed to tackle climate change by aiming to keep global warming under 2 degrees Celsius compared to pre-industrial levels. The Paris Agreement was lauded as a landmark deal that would change the future. But today, analysts say global emissions are set to rise more than 15 percent by 2030, which could lead to a temperature rise of 2.7 degrees Celsius. So are these international summits just hot air? François Gemenne, a specialist in environmental geopolitics and migration dynamics, joined us for Perspective.