Maps
TVA Geographical Scope
Biomas
Areas marked in dark green show a higher carbon storage than the other areas which
strongly suggests the presence of a greater amount of vegetation.
Land Cover Change 1992 to 2002
The areas marked in red and orange show ward areas that had a decrease in the land cover
type being mapped, while areas marked in green show an increase. For instance, between
the years 1992 and 2002, it is evident that percentage area of wards having Agricultural
activities increased while Forest areas and Grassland and Shrubland decreased.
Land Cover Change 2002 to 2012
Between 2002 and 2012, there is no significant change in the ward areas, however, it is
evident a few wards had a slight increase in Agriculture and a decrease in Forest areas.
Land Cover Change 2012 to 2022
Between 2012 and 2022, it is evident that there was a significant decrease in Agriculture and
Grassland and Shrubland in a number of wards with an increase in Forested areas.
Land Cover
The map shows the distribution of land cover types for the different TVA wards from the
year 1992 to 2002. In TVA 1 region, there is a consistent major presence of Grassland and
shrubland with a bit of Agriculture and Forest area such as Cherengany Hills Forest. TVA 2
has mainly had Agricultural activities with a forest area such as the Mau Forest. In TVA 3
region, the area has consistently had Agricultural activities, Grassland and Shrubland and a
bit of Forest area.
Nature’s Contribution to people
Areas marked in blue are the places where nature contributes the most to people i.e.
provision of water, food, clean air, timber, fodder, e.tc
Permanent River Density
The areas marked in blue indicate areas with a larger network of rivers and streams as
compared to areas marked in white.