Following is a list of freeware that provides information on nature and wildlife, ecology, and ecosystems. Before you access any software or apps, please read our disclaimer and permissions page if you haven't already done so.

ARS Image Gallery
By US Department of Agriculture, Agricultural Research Service. Want a picture of a fruit fly? How about a picture of a riparian buffer zone? This site provides high-quality images available for direct download in three sizes: thumbnail, in-line size, and full screen. Image categories include crops, insects, plants, animals, education, fruits/veggies, illustrations, lab research, and field research (soil/water).

Bob Atkins Photography Nature and Wildlife Images
By Bob Atkins Photography. Awesome nature and wildlife images (copyright Bob Atkins). Permission to use normally granted by Bob Atkins for non-commercial use without charge in exchange for a photo credit and a link back to his info page.

Common Game Fish of the Mountain-Prairie Region
By US Fish and Wildlife Service. Photos of common game fish of the mountain-prairie region of the US

By US Department of Agriculture, Forest Service. An advisory tool to help managers evaluate effects of forest conditions and existing or proposed management activities on organisms that use snags and down wood. DecAID also can help managers decide on snag and down wood sizes and levels needed to help meet wildlife management objectives of forests in Washington and Oregon.

By The Global Education Project. Earth is a graphic look at the state of the world. This online resource presents data and commentaries on the condition of the world's environment - both natural and human - using 15 maps and 99 charts and graphs to create one big picture.

EarthTrends:The Environmental Information Portal
By World Resources Institute. An online collection of information regarding the environmental, social, and economic trends that shape our world. EarthTrends offers the public a large breadth of statistical, graphic, and analytical data in easily accessible formats.

Ecological Art Galleries
By Nohra Corredor. Art with an ecological theme.

Ecological Structure Activity Relationships (ECOSAR)
By US Environmental Protection Agency, Office of Pollution Prevention and Toxics (OPPT). Used to estimate the toxicity of chemicals used in industry and discharged into water. The program predicts the toxicity of industrial chemicals to aquatic organisms such as fish, invertebrates, and algae by using Structure Activity Relationships (SARs). The program estimates a chemical's acute (short-term) toxicity and, when available, chronic (long-term or delayed) toxicity.

EMAP (Environmental Monitoring and Assessment Program)
By US Environmental Protection Agency. The Environmental Monitoring and Assessment Program (EMAP) is a research program to develop the tools necessary to monitor and assess the status and trends of national ecological resources. EMAP's goal is to develop the scientific understanding for translating environmental monitoring data from multiple spatial and temporal scales into assessments of ecological condition and forecasts of the future risks to the sustainability of our natural resources. A variety of data sets and related information are available from the EMAP web site.

eNature Field Guides
By Guide to over 5,500 North American plants and animals, with detailed descriptions and photographs. Includes amphibians, birds, butterflies, fishes, insects, mammals, reptiles, seashells, seashore creatures, spiders, trees, and wildflowers. Also includes a habitat gallery and create your own backyard wildlife habitat.

Encyclopedia of Life
By Encyclopedia of Life Partners. The Encyclopedia of Life (EOL) is an ambitious project to organize and make available via the Internet virtually all information about life present on Earth. At its heart lies a series of Web sites—one for each of the approximately 1.8 million known species. Each site is constantly evolving and features dynamically synthesized content ranging from historical literature and biological descriptions to stunning images, videos and distribution maps.

Endangered Means There Is Still Time
By US Fish and Wildlife Service. Educational slides and quiz about endangered species.

Endangered Means There's Still Time Slide Show Images
By US Fish and Wildlife Service. Slide program with cool photos on endangered species in their natural surroundings.

Environmental Treaties and Resource Indicators (ENTRI)
By Center for International Earth Science Information Network (CIESIN). Find information about environmental treaties and national resource indicators relevant to nine global environmental issues: 1) land use/land cover change and desertification, 2) global climate change, 3) stratospheric ozone depletion, 4) transboundary air pollution, 5) conservation of biological diversity, 6) deforestation, 7) oceans and their living resources, 8) trade and the environment, and 9) population.

Fire Regime Condition Class (FRCC)
By FRCC Interagency Working Group. A tool for determining the degree of departure from reference condition vegetation, fuels and disturbance regimes. Assessing FRCC can help guide management objectives and set priorities for treatments.

Fish Collection
By Natural History Museum of Los Angeles (NHM). An interactive, online database of information from the NHM fish collection. The collection contains an estimated five million specimens, of which roughly three million are catalogued.

Fisheries Learning on the Web (FLOW)
By Michigan Sea Grant College Program. A comprehensive curriculum about the Great Lakes ecosystem. Lessons are geared toward educators who teach upper elementary and middle school students. Each lesson is aligned with national and state curriculum standards for science and social studies and features a hands-on classroom activity. Topics include Food Web, Water, and Fish.

Flora of Europe
By A. Voswinkel. A photographic herbarium. More than 600 photos of flora in Europe (photos are copyrighted).

Forest Vegetation Simulator (FVS)
By US Department of Agriculture, Forest Service. A family of forest growth simulation models.

GEF Project Database
By Global Environment Facility. The Global Environment Facility (GEF), established in 1991, helps developing countries fund projects and programs that protect the global environment. GEF grants support projects related to biodiversity, climate change, international waters, land degradation, the ozone layer, and persistent organic pollutants. Search projects by country, type, date, keyword, etc.

Green TV
By United Nations Environment Programme. is the broadband TV channel for environmental films. is the first website to bring together films from a whole range of environmental organisations and independent filmmakers and make them available to anyone anywhere.

HORIZON Solutions Site
By HORIZON Communications, UNEP, UNDP, UNPF, UNICEF, Harvard University, Yale University, and the IDRC of Canada. A source of case studies on proven or promising solutions drawn from all parts of the world and from both high and low technologies. Subjects include agriculture, biodiversity, desertification, forests, oceans, fisheries, land management, energy production and consumption, population, public health, toxic chemical and pollution control, transportation, waste management, and water quality and supply.

By US Department of Agriculture, Forest Service. i-Tree provides urban forestry analysis and benefits assessment tools, which help determine the economic and ecological value of trees. The i-Tree Tools help communities of all sizes to strengthen their urban forest management and advocacy efforts by quantifying the structure of community trees and the environmental services that trees provide.

Integrated Taxonomic Information System (ITIS) Download
By US Department of Agriculture, Natural Resources Conservation Service. Download information on species names and their hierarchical classification. Includes taxonomic information of flora and fauna from both aquatic and terrestrial habitats.

Integrated Taxonomic Information System (ITIS) Query
By US Department of Agriculture, Natural Resources Conservation Service. Query information on species names and their hierarchical classification. Includes taxonomic information of flora and fauna from both aquatic and terrestrial habitats.

By The Natural Capital Project. InVEST is a family of tools to map and value the goods and services from nature which are essential for sustaining and fulfilling human life. It enables decision-makers to assess the tradeoffs associated with alternative choices and to identify areas where investment in natural capital can enhance human development and conservation in terrestrial, freshwater, and marine ecosystems.

Journey North App
By Annenberg Learner. Journey North engages students in a global study of wildlife migration and seasonal change. K-12 students share their own field observations with classmates across North America. They track the coming of spring through the migration patterns of monarch butterflies, robins, hummingbirds, whooping cranes, gray whales, bald eagles— and other birds and mammals; the budding of plants; changing sunlight; and other natural events. The Journey North app allows teachers and students to record and submit their observations while they are in the field.

Journey North Online
By Annenberg Learner. Journey North is an Internet-based program that explores the interrelated aspects of seasonal change. Through interrelated investigations, students discover that sunlight drives all living systems and they learn about the dynamic ecosystem that surrounds and connects them. Find migration maps, images, standards-based lesson plans, activities and information to help students make local observations and fit them into a global context.

Landscape Management System (LMS)
By University of Washington, Yale University, and USDA Forest Service. Assists in landscape level analysis and planning of forest ecosystems by automating the tasks of stand projection, graphical and tabular summarization, stand visualization, and landscape visualization. LMS is comprised of many separate programs that make projections, produce graphical or tabular displays, store inventory information, and connect these diverse programs into a cohesive system.

Man and the Bioshere (MAB) Species Databases
By US Man and the Biosphere. Database of plants and animals reported from the world's biosphere reserves and other protected areas

MyEnvironment App
By Australian Government, Department of Sustainability, Environment, Water, Population and Communities. Anyone with an Apple iPhone, iPad or iPod touch can download MyEnvironment and use it to search for information about heritage sites, wetlands, national parks and protected plants and animals in any Australian location.

National Listing of Fish and Wildlife Advisories
By US Environmental Protection Agency, Office of Water. Information describing fish consumption advisories in the United States.

National Wild Fish Health Survey Database
By US Fish and Wildlife Service and Montana State University. A database of the presence or absence of pathogens (potential agents of disease) or antibodies to pathogens (evidence of previous exposure) in fish. This is an historical compilation which currently includes selected data from only Alaska, Colorado, and Idaho (others to be added in the future).

NRCS Photo Gallery
By US Department of Agriculture, Natural Resources Conservation Service. Contains natural resource and conservation related photos from across the USA.

Ocean Discovery Teacher's Guide
By Sea World, Inc.. Students will learn about the ocean by exploring marine animal adaptations and diversity. They will begin to develop a sense of stewardship for the oceans and the animals that live there.

Pangea Safari App
By Tembo. The Pangea Safari iPhone app is an ecosystem sim game about food webs and the fragility, resilience and interdependence of species. Players create and protect thriving ecosystems, striving to prevent extinction.

Plants Data
By US Department of Agriculture, Natural Resources Conservation Service. Allows you to search the PLANTS database by the state you select.

Plants Image Gallery
By US Department of Agriculture, Natural Resources Conservation Service. Lots and lots of great photos of plants

Plants National Database
By US Department of Agriculture, Natural Resources Conservation Service. Search lots of information on plants by scientific or common name or plant ID. Select "Query Database" button. Can also search by Wetlands, Endangered, Phylogenetic, Economic Important, or Noxious Plants.

Project Noah
By Networked Organisms. Project Noah is a tool to explore and document wildlife and a platform to harness the power of citizen scientists everywhere. Download the iPhone app and help build an active community where users can view submissions, help identify species, choose their favorite photos, follow their favorite contributors and discuss their encounters. Users can also make submissions directly from the web.

Red List of Threatened Species
By International Union for Conservation of Nature and Natural Resources. The IUCN Red List of Threatened Species provides taxonomic, conservation status and distribution information on taxa that have been globally evaluated using the IUCN Red List Categories and Criteria. This system is designed to determine the relative risk of extinction. The main purpose of the IUCN Red List is to catalogue and highlight those taxa that are facing a higher risk of global extinction.

Seafood Selector
By Environmental Defense. An interactive web tool for consumers concerned about their diet, their health, and their environment. A team of scientists, programmers, and editors reportedly worked for more than a year to build the database tool, which is filled with delicious recipes and important safety and health facts for over 150 species of fish.

Search the EPA Internet
By US Environmental Protection Agency. Search the US Environmental Protection Agency's (EPA's) web site.

USDA Photography Services
By US Department of Agriculture. View or download more than 20,000 images. Photo tags include beef, conservation, food safety, forestry, farms, and many more.

USFWS National Digital Library
By US Fish and Wildlife Service. A searchable collection of selected images, historical artifacts, audio clips, publications, and video and that are in the public domain. Includes cool photos of wildlife, fish, plants, refuges, hatcheries and habitats (and even some shots of Fish and Wildlife personnel for your scrapbook)

Virtual Parks
By Erik Goetze. View over 700+ panoramic photos and see what it's like to be at the superlative parks of California (and Utah). Uses Quick Time by Apple (available free via download).

By Percevia. Identify birds of North America with a few clicks using our parametric search engine.

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This page last updated on 2/13/18