85% of it is in severe drought.

85%的面积严重干旱。

Severe drought has shrunk the water area.

严重旱灾已经减少了水域面积。

As an example he points out this year's severe drought in East Africa.

他指出今年东非的严重干旱就是一个例子。

But on April 28th, lightning hit Okefenokee during a severe drought.

可是在4月28日，闪电在大旱之时击中了奥克弗诺基。

Severe drought in Africa and resulting food shortages threaten the lives of millions.

在非洲，严重的干旱及其所导致的食品短缺威胁着数百万人的生命。