VIDEO: Liberia to stop tree felling - in 15 secs

>Tanzania’s forests and woodland sequester 76 million tonnes of carbon dioxide annually, the UN-Redd Policy Board was told here yesterday. This is despite the country emitting less than 50 million tonnes of the gas blamed for destroying the ozone layer, the minister of State in the Vice President’s Office (Environment), Dr Binilith Mahenge, said.

Filmmaker Dan Edge investigates why the Ebola crisis of 2014 was not contained sooner and visits the tree thought to be the source of the outbreak.

A 60-second guide to Somali Islamist group

BBC News outlines the background, leadership and activities of the Nigerian Islamist group Boko Haram.

Zambian Vice-President Guy Scott is named acting leader following the death of President Michael Sata. Here's the story in 15 seconds.

The fate of Egypt's deposed president, told in 70 seconds

The BBC looks at the extent of human trafficking across the globe.

The UK government's response to the Ebola outbreak was "far too slow" and may have contributed to the loss of lives, according to the Public Accounts Committee.

A report by the campaign group One blames corruption for 3.6 million deaths every year. Here is the story in 15 seconds.