The call comes amid the worst floods in a decade, which have swept across Nigeria, Chad, Niger, Burkina Faso, Mali and Cameroon.
In Tigray in particular, 5.2 million people are in need of humanitarian assistance.
Mr Obi said tweeted to commend his Tanzanian supporter who placed the party’s flag on mount Kilimanjaro.
Efforts were underway to stop the disease from spreading but people needed to observe basic hygienic rules and go for treatment immediately if they noticed symptoms.
The Ghanaian government says it will implement bold and deliberate decisions to deal with the country’s economic crisis in the coming days.
The newly appointed Prime Minister Apollinaire Kyélem de Tambéla presented his cabinet in the capital Ouagadougou on Wednesday.
Mr Musoba said the country’s HIV/AIDS funding gap had grown to US$272.66 million in 2019/20 from US$82.96 million in 2016/17.
The embassy advised all its staff to stay away from crowded areas and other large public gatherings in the region over the coming weekend.
The Burundi-born official was in charge of the encounter between Senegal and Madagascar at the Beach Soccer Africa Cup of Nations.
Sudanese demonstrators began gathering on Tuesday ahead of protests on the first anniversary of a coup that halted a democratic transition.
