Podcasts about transcript professor legesse negash

Transcript -- Professor Legesse Negash reveals how restoring Ethiopia's mountains is of regional, national and international importance.

Transcript -- Professor Legesse Negash reveals how restoring Ethiopia's mountains is of regional, national and international importance.

Transcript -- Professor Legesse Negash shows John Liu how in five years he has managed to turn an old tarmaced highway into rich fertile land with organic soil and natural vegetation.

Transcript -- Professor Legesse Negash shows John Liu how in five years he has managed to turn an old tarmaced highway into rich fertile land with organic soil and natural vegetation.