Bouvet Island
NA
Brazil
deforestation in Amazon Basin destroys the habitat and
endangers a multitude of plant and animal species indigenous to the
area; there is a lucrative illegal wildlife trade; air and water
pollution in Rio de Janeiro, Sao Paulo, and several other large
cities; land degradation and water pollution caused by improper
mining activities; wetland degradation; severe oil spills
British Indian Ocean Territory
NA
British Virgin Islands
limited natural fresh water resources (except
for a few seasonal streams and springs on Tortola, most of the
islands' water supply comes from wells and rainwater catchments)
Brunei
seasonal smoke/haze resulting from forest fires in Indonesia
Bulgaria
air pollution from industrial emissions; rivers polluted
from raw sewage, heavy metals, detergents; deforestation; forest
damage from air pollution and resulting acid rain; soil
contamination from heavy metals from metallurgical plants and
industrial wastes
Burkina Faso
recent droughts and desertification severely affecting
agricultural activities, population distribution, and the economy;
overgrazing; soil degradation; deforestation
Burma
deforestation; industrial pollution of air, soil, and water;
inadequate sanitation and water treatment contribute to disease
Burundi
soil erosion as a result of overgrazing and the expansion of
agriculture into marginal lands; deforestation (little forested land
remains because of uncontrolled cutting of trees for fuel); habitat
loss threatens wildlife populations
Cambodia
illegal logging activities throughout the country and strip
mining for gems in the western region along the border with Thailand
have resulted in habitat loss and declining biodiversity (in
particular, destruction of mangrove swamps threatens natural
fisheries); soil erosion; in rural areas, most of the population
does not have access to potable water; declining fish stocks because
of illegal fishing and overfishing