savanna. The River Oti which drains the plateau is one of the main tributaries of the River Volta. In the far northwest of Togo lies a higher region which is characterized by its rocks: granite and gneiss. The cliffs of Dapaong (Dapango) are located in this part of Togo. Climate The climate is generally tropical with average temperatures ranging from on the coast to about in the northernmost regions, with a dry climate and characteristics of a tropical savanna. To the south there are two seasons of rain (the first between April and July and the second between September and November), even though the average rainfall is very high. The climate is tropical and humid for seven months while the dry desert winds of the Harmattan blow south from November to March, bringing cooler weather. Environment Current issues: deforestation attributable to slash-and-burn agriculture and the use of wood for fuel health hazards and impact on the fishing industry from water pollution air pollution increasing in urban areas Togo is party to: Biodiversity, Climate Change, Climate Change-Kyoto Protocol, Desertification, Endangered Species, Law of the Sea, Ozone Layer Protection, Ship Pollution (MARPOL 73/78), Tropical Timber 83, Tropical Timber 94, Wetlands, Whaling Extreme points This is a list of the extreme points of Togo, the points that are farther north, south, east or west than any other location. Northernmost point – the tripoint with Ghana and Burkina Faso, Savanes Region Easternmost point – unnamed location on the border with Benin in the Mono River immediately west of the Beninese town of Grand-Popo, Maritime Region Southernmost point – the point at which the border with Ghana enters the Atlantic Ocean, Maritime Region Westernmost point - a point about 2.5 km southsouthwest of the tripoint with Ghana and Burkina Faso, Savanes Region References