GURUVE, Zimbabwe — To get to Nyamukondiwa village in Guruve district in rural Zimbabwe, you have to navigate through 170 kilometers, or 106 miles, of mountainous terrain from the capital, Harare. The once thickly covered mountains, where mopane (Colophospermum mopane), zebrawood (Brachystegia spiciformis) and red mahogany (Khaya anthotheca) previously dominated, are now desert-like as villagers […]