Team goes house to house to learn where new vaccine works best (Image 3)

Typical housing in the Mtandire village outside of Lilongwe, Malawi. Trenches near houses collect water during the rainy season and create a breeding ground for mosquitoes. [Image 3 of 5 related images. See Image 4.] More about this ...This is an NSF Multimedia Gallery item.
Source: NSF Multimedia Gallery - Category: Science Source Type: video