The Mekong is one of the largest rivers in the world, beginning in China and flowing through Thailand, Vietnam and Cambodia. Nearly 70 million people in Asia are dependent on its waters for fishing or to irrigate their rice fields. But this watery giant is threatened due to the dredging of its sand, which is wreaking havoc on the ecosystem. Our colleagues from France 2 report, with FRANCE 24's Camille Nedelec and James Mulholland.

The spekboom plant, excellent at sucking CO2 out of the air, has been badly degraded in South Africa. Now an initiative is using innovative planting methods to bring back the plant and restore soil and biodiversity.

New regulation requirements by the Central Bank of Nigeria (CBN) could make it difficult for some fintech companies to operate. In a draft policy document, CBN recognized products by fintech companies are “gaining acceptance” but argued their emergence would heighten existing risks in the financial system.

Deputy Governor of Lagos State, Obafemi Hamzat told CNBC Africa’s Christy Cole that the purpose of the Lagos Innovation Master Plan and the Lagos Solutions Hub launched at the Art of Technology in Lagos is to bring the state's tech ecosystem together and remove communication barriers between the tech industry and government.

This week, Down to Earth is on board with Sea Shepherd, the guardians of the ocean who are on a mission to defend the fragile ecosystem off the coast of Sicily against illegal fishing. 

US lawmakers have grilled Facebook on its ambitious plan to create a financial ecosystem based on a digital currency called Libra. The project is viewed with skepticism in many countries, including Germany.

Botswana government fends off criticism over its decision to end a five year ban on elephant hunting saying it was only a suspension to see what was happening in their ecosystem, whilst assuring that the move will not reduce the animals' population.

Nigeria's policy direction has been hinged on building an agribusiness ecosystem to reduce food importation and generate more foreign exchange from the Agric exports. Kola Masha, Managing Director of Babban Gona joins CNBC Africa to assess the progress made so far.

Fifty women doing phenomenal work in Nigeria’s tech ecosystem are being honoured via a photo exhibition. The exhibition titled AUDACITY is celebrating these daring women in an interactive exhibition captured in a portrait series by Rebecca Nwose and Kunmi Owepetu.

Apple Inc. continued its downward slide Tuesday after U.S. President Donald Trump suggested that 10 percent tariffs could be placed on mobile phones, like the iPhone, and laptops made in China.

Qasar Younis, COO Y Combinator, talks about growing a start-up in a developing economy at the tech bbq hosted by Tech Circle.