Climate:
temperate; two rainy seasons (February to April, November to
January); mild in mountains with frost and snow possible
Terrain:
mostly grassy uplands and hills; relief is mountainous with
altitude declining from west to east
Elevation extremes:
lowest point: Rusizi River 950 m
highest point: Volcan Karisimbi 4,519 m
Natural resources:
gold, cassiterite (tin ore), wolframite (tungsten ore), methane,
hydropower, arable land
Land use:
arable land: 45.56%
permanent crops: 10.25%
other: 44.19% (2005)
Irrigated land:
90 sq km (2003)
Natural hazards:
periodic droughts; the volcanic Virunga mountains are in the
northwest along the border with Democratic Republic of the Congo
Environment - current issues:
deforestation results from uncontrolled cutting of trees for fuel;
overgrazing; soil exhaustion; soil erosion; widespread poaching
Environment - international agreements:
party to: Biodiversity, Climate Change, Climate Change-Kyoto
Protocol, Desertification, Endangered Species, Hazardous Wastes,
Ozone Layer Protection
signed, but not ratified: Law of the Sea
Geography - note:
landlocked; most of the country is savanna grassland with the
population predominantly rural