International Foundation for Science (IFS), Sweden

IFS is a research council with international operations and the mission to build the scientific capacity of developing countries in sciences related to the sustainable management of biological and water resources.

International Tropical Timber Organization (ITTO), Japan

ITTO is an intergovernmental organization promoting the conservation and sustainable management, use and trade of tropical forest resources.

Wildlife Conservation Society (WCS) Research Fellowship Programme

The Wildlife Conservation Society saves wildlife and wild lands through careful science, international conservation, education, and the management of the world’s largest system of urban wildlife parks. These activities change attitudes toward nature and help people imagine wildlife and humans living in sustainable interaction on both a local and a global scale. WCS is committed to this work because we believe it essential to the integrity of life on Earth.

SIGMA Xi – The Scientific Research Society

Sigma Xi (Xi is pronounced with a "Z" sound—"Zi"—as in "xylophone") was founded in 1886 to honor excellence in scientific investigation and encourage a sense of companionship and cooperation among researchers in all fields of science and engineering. Today, it is an international, multidisciplinary research society whose programs and activities promote the health of the scientific enterprise and honor scientific achievement.

Inlaks Foundation, India

The Inlaks Foundation was created by Mr. Indoo Shivdasani in 1976 and registered as a charitable Trust in Liechtenstein in 1982. The major objective of Inlaks Foundation is to identify exceptionally talented young Indian students and support them financially to develop their special skill and talents to the maximum.

Ministry of Science and Technology, Government of India

The ministry provides funding to Young Scientists (< 35) to carry out research projects. The necessary documents can be found online.

National Geographic Research Grants

The National Geographic Society awards grants for scientific field research and exploration through its Committee for Research and Exploration. All proposed projects must have both a geographical dimension and relevance to other scientific fields and be of broad scientific interest.

International Council for Science

ICSU, with generous financial support from UNESCO, awards 10-15 grants annually to support collaborative projects proposed by its members. This "seed-corn funding" (maximum $100k) is often used to lever funding from other sources and the competition for awards is very intense.

British Ecological Society

The grant linked here is for conducting conferences and meetings

Earth Watch

Earthwatch Institute is an international non-profit organization that supports scholarly field research worldwide in the biological, physical, social, and cultural sciences.

The Earth and Space Foundation

The Earth and Space Foundation is an international charity that funds scientific exploration that helps us both understand the Earth's environment and explore the frontier of space, bringing the environmental and space exploration communities together to address the challenges facing society

The John Jarrold Trust

The John Jarrold Trust was set up in 1965 by the then Chairman John Jarrold and his first wife Grace. It was established with the object of promoting, supporting and advancing charitable purposes of all kinds. It is a company limited by guarantee and not having a share capital. The Trust’s income is derived from dividends from its shareholding in the company.

Lindbergh Foundation

Each year, The Charles A. and Anne Morrow Lindbergh Foundation provides grants of up to $10,580 (a symbolic amount representing the cost of the "Spirit of St. Louis") to men and women whose individual initiative and work in a wide spectrum of disciplines furthers the Lindberghs' vision of a balance between the advance of technology and the preservation of the natural/human environment.

UNESCO Man & Biospher

This award targets young researchers carrying-out interdisciplinary research in line with UNESCO's Man and the Biosphere (MAB) Programme. Priority is given to projects carried-out in biosphere reserves, on the theme of ecosystems and water.

Sophie Danforth Conservation Biology Fund

Since 1989, Roger Williams Park Zoo and the Rhode Island Zoological Society have awarded a total of over 40 annual grants of $1000 each to conservation projects worldwide through the Sophie Danforth Conservation Biology Fund.  Field studies and other projects that demonstrate a multi-disciplinary approach to biodiversity and ecosystem conservation and projects that involve in-country collaborators receive the highest funding priority. Environmental education programs, development of techniques that can be used in a natural environment, and captive propagation programs that stress an integrative approach to conservation are also appropriate. Projects must directly affect biological conservation.

Franklin O'Neill Memorial Scholarship

The criteria for the scholarship is to write an essay of fewer than 1,000 words on how one person in particular has influenced your life in a positive way. Essays will be accepted via easyaid.com: no postal mail or faxes will be accepted. The essay must be written in English. The award is US$ 1,000.