thuania
contamination of soil and groundwater with petroleum
products and chemicals at military bases

Luxembourg
air and water pollution in urban areas, soil pollution of
farmland

Macau
NA

Macedonia
air pollution from metallurgical plants

Madagascar
soil erosion results from deforestation and overgrazing;
desertification; surface water contaminated with raw sewage and
other organic wastes; several species of flora and fauna unique to
the island are endangered

Malawi
deforestation; land degradation; water pollution from
agricultural runoff, sewage, industrial wastes; siltation of
spawning grounds endangers fish populations

Malaysia
air pollution from industrial and vehicular emissions;
water pollution from raw sewage; deforestation; smoke/haze from
Indonesian forest fires

Maldives
depletion of freshwater aquifers threatens water supplies;
global warming and sea level rise; coral reef bleaching

Mali
deforestation; soil erosion; desertification; inadequate
supplies of potable water; poaching

Malta
very limited natural fresh water resources; increasing
reliance on desalination

Man, Isle of
waste disposal (both household and industrial);
transboundary air pollution

Marshall Islands
inadequate supplies of potable water; pollution of
Majuro lagoon from household waste and discharges from fishing
vessels

Martinique
NA

Mauritania
overgrazing, deforestation, and soil erosion aggravated
by drought are contributing to desertification; very limited natural
fresh water resources away from the Senegal, which is the only
perennial river; locust infestation

Mauritius
water pollution, degradation of coral reefs

Mayotte
NA

Mexico
scarcity of hazardous waste disposal facilities; rural to
urban migration; natural fresh water resources scarce and polluted
in north, inaccessible and poor quality in center and extreme
southeast; raw sewage and industrial effluents polluting rivers in
urban areas; deforestation; widespread erosion; desertification;
deteriorating agricultural lands; serious air and water pollution in
the national capital and urban centers along US-Mexico border; land
subsidence in Valley of Mexico caused by groundwater depletion
note: the government considers the lack of clean water and
deforestation national security issues

Micronesia, Federated States of
overfishing, climate chang