The Pollution Control Agency [POCA] was the first Environmental NGO in the Tanzania to educate people on awareness of the tragedy of "Climate Change and Global Warming through planting trees as an example [carbon absobers],On the photos here you can see the words on the banner.And it was 1997 at kinondoni Road.on the photo are Mr Ludigo Mhagama as Environmental Technician and Mr Alico Mwasaga organization staff.