our mapping of drainage systems covers a wider area of the city than where we have drone imagery, using Bing and DigitalGlobe aerial imagery we have been able to cover a wider area;
Katika kutengeneza ramani za mfumo wa mitaro ambayo imechukua eneo kubwa la jiji ukilinganishana picha za anga za ngege isiyo na rubani tulizonazo, Kwa kutumia picha za Bing na DigitalGlobe tungeweza kulifikia eneo kubwa zaidi.