Don't give them food – give them solar powered vacuum pumps. Only 1m of vacuum will even make sea water boil, into pure water vapour.
Transport this gas inshore, and as we vent the gas into the air, it forms water drops, which will fill an irrigation system.
We can pump this water inshore, and break the dependants on rain. We can make the whole of Ethiopia lush and fertile. So it will become a net exporter of food.
Countries like Chilli can use this idea, to such fresh water out of the seas, and irrigate their dry interior. Making natural rain incidental.
Making a lush and fertile world.