United Nations Environment Program - Regional Office for Latin America and Caribbean.

Acts as the link between the various units and centers of UNEP and the countries in the region, and promotes collaboration and partnerships with organizations active in sustainable development.
http://www.rolac.unep.mx/

Volcanic Hazards -- Northern Central America

Information about the principal volcanoes of El Salvador and Guatemala.
http://www.geo.mtu.edu/volcanoes/hazards.html

Carr's Web

Researcher's website provides descriptions, photos, and data on Central America's volcanoes.
http://www-rci.rutgers.edu/~carr/index.html

Central American Ecology and Environment

Annotated directory of online resources.
http://www.garrobo.org/

BRASS/El Pilar Program

An interdisciplinary research initiative into the prehistory and ecology of the Belize River Valley. Offers photographs of monuments, maps, field reports, publications, and contact details.
http://marc.ucsb.edu/elpilar/

PRETOMA - Programa Restauración de Tortugas Marinas

Protects and conserves the populations of sea turtles that use the marine environment of Costa Rica. Describes environmental issues, action programs, and opportunities to participate. [English/Spanish]
http://www.tortugamarina.org

EcoLogic Development Fund

US organization conserving threatened wildlife and wildlands by advancing community-based development and natural resource management in Mexico and Central America. Includes project descriptions.
http://www.ecologic.org

Mesoamerican Biological Corridor

NASA and the Central American Commission on Environment and Development (CCAD) project using remote sensing technology to map and monitor land cover of the seven Central American countries. Project descriptions, imagery, maps, training materials, and othe
http://weather.msfc.nasa.gov/corredor/

Centres of Plant Diversity

Description of climate, geology, and wildlife of Central America, with links to more detailed information on key areas.
http://www.nmnh.si.edu/botany/projects/cpd/ma/macentral.htm

La Amistad Biosphere Reserve

Located in south-east Costa Rica and north-west Panama in the Talamanca range, including Pacific and Caribbean slopes and highest mountain in each country. Describes vegetation and conservation efforts.
http://www.nmnh.si.edu/botany/projects/cpd/ma/ma17.htm

Mesoamerican Barrier Reef Systems Project

Works to protect ecosystem extending from the southern half of the Yucatan Peninsula to the Bay Islands of Honduras. Describes training and government capacity building programs. [English/Spanish]
http://www.mbrs.org.bz

Siam-SERVIR

Uses space-based observation and knowledge of local ecosystems to prepare maps and information products relating climate and physical environment. Describes conferences, visualizations, and other resources. [Spanish/English]
http://servir.nsstc.nasa.gov

PROARCA (Regional Environmental Program for Central America)

US-funded program to improve environmental management in the Mesoamerican Biological Corridor (CBM). Describes projects and past results, with contact information for local offices. [English/Spanish]
http://www.proarca.org/

Amigos de El Pilar

A community group based in Bullet Tree Falls working to preserve the El Pilar Archaeological Reserve. Describes ecotourism and other economic development activities. [English/Spanish]
http://www.interconnection.org/elpilar/

Exploring Solutions Past: The Maya Forest Alliance

Fundraising for El Pilar Reserve and for other development activities in the area. Lists advisors and completed projects, with overview of their goals of combining traditional and modern scientific approaches to preservation.
http://www.espmaya.org/