but the envnvironment, rerestorg this huge vastst landscape,, you know, degraded landscacape is critical for africa, particularly y for ethiopia. you know, half of ethiopia is mountains, and this momountain system is degraded, and this degradation of this huge landscape, huge mountain chain of ethiopia is critical not only for ethiopia, but also for the entire region. consider egypt, look at the sudan, where six percent of the nile flows to these countries. how can you support life in egypt without restotoring ethiopia's mmountains? so t this is regional, nationan, and internatational. >> environmental degradation is not only a problem for the dry regions of ethiopia. it can be just a as devastating for countrieses like rwanda, where rainfall is plelentiful. this tiny country is grappling with the problem of growing popopulation trying to eke out a living on a finite amount of land. as in china and d ethiopia, over-farming on the hillsides caused serious erosion and a decline in fertility, forcing pooror farmers to move into protected areas, such as the rugezi wetlands, a wwildlife e sit