The Ngorongoro Conservation Area spans vast expanses of highland plains, savanna, savanna woodlands and forests. Established in 1959 as a multiple land use area, with wildlife coexisting with semi-nomadic Maasai pastoralists practicing...

The Pantanal Conservation Complex consists of a cluster of four protected areas with a total area of 187,818 ha. Located in western central Brazil at the south-west corner of the State of Mato Grosso, the site represents 1.3% of Brazil's...

The Central Amazon Conservation Complex makes up the largest protected area in the Amazon Basin (over 6 million hectares) and is one of the planet’s richest regions in terms of biodiversity. It also includes an important sample of varzea...

This Library of Congress site documents the historical formation of the environmental history movement, in a timeline format with documents, pictures and video.

This site is from the Georgia State University Physics Department. At this site the conservation of energy as a fundamental conservation law is presented and compared to other conservation laws (momentum and angular momentum). Links to...

This site is from the Georgia State University Physics Department. At this site the conservation of energy as a fundamental conservation law is presented and compared to other conservation laws (momentum and angular momentum). Links to...

This site is from the Georgia State University Physics Department. At this site the conservation of energy as a fundamental conservation law is presented and compared to other conservation laws (momentum and angular momentum). Links to...

This site is from the Georgia State University Physics Department. At this site the conservation of energy as a fundamental conservation law is presented and compared to other conservation laws (momentum and angular momentum). Links to...

Bardejov is a small but exceptionally complete and well-preserved example of a fortified medieval town, which typifies the urbanisation in this region. Among other remarkable features, it also contains a small Jewish quarter around a...

This site provides statistical information about rivers all around the world. Stats include mean discharge, drainage area, and length.

A report, by National Public Radio, about the newly restored gospel of Judas unveiled to the public by the National Geographic Society in April 2006. Discovered in a cave in the Egyptian desert in the 1970s, the gospel had remained...

Buddhist monk, at study.

Photograph of two emerald glass frogs.

Highlights of this comprehensive site include a description, cool facts, conservation status, habitat, range, diet, behavior, reproduction, and conservation status. You can also listen to the sounds of this bird as well.

Highlights of this comprehensive site include a description, cool facts, conservation status, habitat, range, diet, behavior, reproduction, and conservation status. You can also listen to the sounds of this bird as well.

Highlights of this comprehensive site include a description, cool facts, conservation status, habitat, range, diet, behavior, reproduction, and conservation status. You can also listen to the sounds of this bird as well.

Highlights of this comprehensive site include a description, cool facts, conservation status, habitat, range, diet, behavior, reproduction, and conservation status. You can also listen to the sounds of this bird as well.

One of the largest of the 'big cats', the tiger (Panthera tigris) is an instantly recognisable animal and an iconic symbol of conservation. Nine different subspecies of this charismatic carnivore are recognised, three of which became...

Mount Wuyi is the most outstanding area for biodiversity conservation in south-east China and a refuge for a large number of ancient, relict species, many of them endemic to China. The serene beauty of the dramatic gorges of the Nine...

The Parthian Fortresses of Nisa consist of two tells of Old and New Nisa, indicating the site of one of the earliest and most important cities of the Parthian Empire, a major power from the mid 3rd century BC to the 3rd century AD. They...

On a hill overlooking the plain and about 40 km from Bhopal, the site of Sanchi comprises a group of Buddhist monuments (monolithic pillars, palaces, temples and monasteries) all in different states of conservation most of which date...

The Central Suriname Nature Reserve comprises 1.6 million ha of primary tropical forest of west-central Suriname. It protects the upper watershed of the Coppename River and the headwaters of the Lucie, Oost, Zuid, Saramaccz, and Gran Rio...

This site, comprising several protected areas, is situated predominantly along the Great Escarpment on Australia’s east coast. The outstanding geological features displayed around shield volcanic craters and the high number of rare and...

The Dong Phayayen-Khao Yai Forest Complex spans 230 km between Ta Phraya National Park on the Cambodian border in the east, and Khao Yai National Park in the west. The site is home to more than 800 species of fauna, including 112 mammal...