and bytunisia's coast.ing the >> in this week's glob ideas we go to south africa to learn how tax breaks promote nature conservation. something that's easier than it sounds. south africa is famous for its wildlife, for vast areas of almost untouched land. now an ngo there is working to turn much of that into nature reserves. we met up with two of its teams in ncandu in the east of the country, and kamieskroon in the west. no combine harvesters. -- >> no plantations. no crops. no combine harvesters. 88 % of land in south africa is not suitable for agriculture. it's too rugged, too dry, and too uneven. 8but everywhere you look, youis notsee life in abundance.ure. the cotry boasts rich biodiversity. but how best to preserve it? in south africa, environmental protection is chronically underfinanced. that's where candice stevens comes in. she's a tax specialist at the ngo wilderness foundation africa. she wants to encourage landowners to turn their holdings into nature reserves. the government offers a tax incentive to do so. candice: what you are doing here is looking after south africa's na