Encyclopedia of Earth
Welcome to the Encyclopedia of Earth, an electronic reference about the Earth, its natural environments, and their interaction with society. The Encyclopedia is a free, expert-reviewed collection of articles written by scholars, professionals, educators, and experts who collaborate and review each other's work. The articles are written in non-technical language and are useful to students, educators, scholars, professionals, as well as to the general public.
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Featured Article
Herbivore
Introduction A herbivore is an animal that obtains its energy and nutrients by feeding on plants. Different types of herbivores eat different plant parts. For example, folivores feed...
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Featured Article
Plants and Healthy Indoor Air
Poor indoor air quality has been linked to health problems. This article, written by Dr. Luz Claudio*, appeared first in Environmental Health Perspectives—the peer-reviewed, open access journal...
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Featured Article
Phosphor-Based White LEDs: Mixed Blessings?
Light-emitting diodes use less energy and last longer than even compact fluorescent lights.This article, written by Angela Spivey*, appeared first in Environmental Health Perspectives—the...
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Featured Article
Yellow Fever
Introduction Centers for Disease Control and Prevention Yellow fever is a viral disease that is transmitted to humans through the bite of infected...
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Featured Article
Phrynocephalus
Phrynocephalus (Toad Headed Agamas) is the genus of Agamid lizards first described by Kaup in 1825. It includes over 40 species of small and medium sized lizards characteristic of arid regions of...
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Featured Article
Photovoltaic energy valuation model
Photovoltaic Energy Valuation Model Sandia National Laboratories in collaboration with Solar Power Electric™ has developed PV ValueTM, an electronic form to standardize appraisals of homes...
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Featured Article
Social Media: Predicting and Tracking Disease Outbreaks
How is society transforming disease surveillance and the way that health officials respond to disasters and pandemics? This article, written by Charles W. Schmidt*, appeared first in Environmental...
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Featured Article
Drosera rotundifolia
Drosera rotundifolia is an insectivorous plant that occurs in marshes, bogs and fens in a circumboreal distribution; common names for this species are Roundleaf Sundew or Common Sundew. This...
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Featured Article
National Institute of Standards and Technology
The National Institute of Standards and Technology (NIST) is a United States federal agency within the U.S. Department of Commerce.[1] The institute was founded in 1901 with the aim of advancing...
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Featured Event
22 March 2012: World Water Day
World Water Day: 22 March 2012 This year the World Water Day Theme is: Water and Food Security International World Water Day is held annually on 22 March as a means of focusing attention...
Featured Resource
Healthy Community Design
The way we design and build our communities can affect our physical and mental health. Healthy community design integrates evidence-based health strategies into community planning, transportation, and land-use decisions. Healthy Community Design...
Latest News
A World Environment Organisation?
Zakri Abdul Hamid, Science Advisor to the Prime Minister of Malaysia, notes in SciDev.Net on 5 January 2012 that "The proposed UN World Environment Organisation is badly needed to give poor...
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Articles
Overview Dugongs were once common throughout the shallow coastal waters of East Malaysia (northeast ...
A|B|C|D|E|F|G|H|I|J|K|L|M|N|O|P|Q|R|S|T|U|V|W|X|Y|Z A back to top Aunger, Robert. 2010. Types of...
Introduction This article reviews and synthesizes our current knowledge about the impact of Arctic sea ice ...
The Energy, Growth and Pollution network was established in 2003 to link together historians working on the hi...
In the 19th and early 20th centuries, several scientists suggested that the continental masses had the ability...
Introduction Patterns of energy have changed dramatically since the onset of the Industrial Revolut...
This article, written by Kellyn S. Betts*, appeared first in Environmental Health Perspectivesthe peer-reviewe...
News Articles
National Ocean Policy Action Plan draft requests public comments on actions Federal agencies will take to impr...
Deepwater Horizon Natural Resource Damage Assessment Call for Public Input on Early Restoration of the Gul...
Feeding the world while protecting the planet International team of researchers designs global plan for susta...
In December 2011, a high-speed robotic screening system, aimed at protecting human health by improving how che...
NIAID Scientists Consider 200 Years of Infectious Diseases Unpredictable, ever-changing and with potenti...
NOAA seeks comment on draft environmental impact statement on Arctic oil and gas exploration NOAA is see...
NASA Finds 2011 Ninth Warmest Year on Record The global average surface temperature in 2011 was the ninth ...
Events
EPA Advice for National Radon Action Month: Test for Radon Gas to Protect Health 21,000 Americans die from ...
World Wetlands Day 2 February each year is World Wetlands Day (WWD). This day marks the date of the adoption ...
Earth Day 2012 - Mobilize the Earth As the 42nd Anniversary of Earth Day approaches, people are becom...
Resources
The way we design and build our communities can affect our physical and mental health. Healthy community desi...
World Environment Day (WED) is an annual event thatis aimed at being the biggest and most widely celebrated ...
International Year of Chemistry 2011 The International Year of Chemistry 2011 (IYC 2011) is a worldwide cele...
SUMMARY NOAA's Office of Response and Restoration prepared this job aid as a field guide for people who have ...- SUMMARY An important step in oil spill response is to assess the character and extent of oil spilled on the w...
- SUMMARY When oil contaminates shoreline habitats, responders must survey the affected areas to determine how ...
- SUMMARY This is a PowerPoint presentation for class lecture and discussion lasting one hour to one one-half ...
Galleries
The practice of science depends on the availability, and reliability, of a wide spectrum of tools. We are fami...
Photos submitted by Donald Blake, University of California, Irvine. Images by NOAA P-3, taken July 2010....
A gallery featuring photos of some of the world's largest oil spills, along with a little information about ea...
Photo examples of dispersant application platforms, application results, and marine mammals that must be ident...
Agriculture Gallery II Humans began to cultivate food crops about 10,000 years ago. Prior to that time, hun...
Videos
Taken from Young Voices for the Planet, Olivia's Birds and the Oil Spill documents 11-year old Olivia Bouler'...- Workers continue to pick up tar balls on the Gulf shore's beaches one year after the BP oil spill. Although ...
- The oil spill in the Gulf of Mexico has impacted condominium rentals and other tourism related business along ...
- Early Show contributor Debbye Turner Bell reports on the animals in the Gulf of Mexico one year after the larg...
- Since the Deepwater BP oil spill in April 2010, scientists have been collecting thousands of plant, animal, so...
- With the one year anniversary of the BP oil spill disaster approaching, Peter Greenberg spoke with Russ Mitche...
- Reports of declining oil production has stirred debates, amid fears/hopes of the consequences. ...
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