Streams and rivers can be either man-made or natural moving water. Their origin can be melting snow, springs or lakes. The temperature, width, plant and animal life vary as the stream or river moves down to its mouth.

 Vertebrate, Invertebrate, & Wildlife
10 Most Endangered Rivers in America
10 Most Endangered Rivers in America, By Michelle Collett, Scribol staff, Photos with descriptions.
Cano Cristales: Colombia's Incredible Rainbow River
Cano Cristales: Colombia's Incredible Rainbow River, Written by tonyleather, Scribol staff, Seven wonderful photos with descriptions.
Colorado Mine Spill Aftermath: How to Clean a River
Colorado Mine Spill Aftermath: How to Clean a River, August 12, 2015, By Stephanie Pappas, Live Science Contributor, An accidental breach by an EPA cleanup crew sent 3 million gallons of acidic,
Contaminated River: Photos of a Colorado Mine Spill
Contaminated River: Photos of a Colorado Mine Spill, August 12, 2015, by Stephanie Pappas, Live Science Contributor, Three million gallons of water contaminated with heavy metals and other toxi
Discover Canada's Rivers
Discover Canada's Rivers CyberNatural Software Group University of Guelph "This section contains information on just about every aspect of rivers. If you explore all of these topics you will be
Exploring the Secret River Flowing Beneath London
Exploring the Secret River Flowing Beneath London, Written by Michele Collet, Scribol staff, Thirteen photos, with descriptions, of The River Fleet in London.
Fish, Frogs, and People to Benefit from Biggest Dam-Removal Project in California History
Fish, Frogs, and People to Benefit from Biggest Dam-Removal Project in California History, June 21, 2013, by Sandra Postel, National Geographic, This post is part of a series on the Colorado Riv
Flushed Drugs May Threaten Stream Ecologies
Flushed Drugs May Threaten Stream Ecologies April 3, 2013, By Erik Stokstad,SCIENCENOW, Wired Science, All-text article.
Gulf of Maine Research Intitute: Streams
Streams, Gulf of Maine Research Institute, Photos and text explaining streams.
How Drought on Mississippi River Impacts You
How Drought on Mississippi River Impacts You, By Johnna Rizzo, National Geographic News, Published January 31, 2013, All-text article.
How old is the Grand Canyon?
How old is the Grand Canyon?, By Becky Oskin, LiveScience's OurAmazingPlanet, Jan 27, 2014, Mother Nature Network, Picture of Grand Canyon and all-text article.
Landmark Cooperation Brings the Colorado River Home
Landmark Cooperation Brings the Colorado River Home, Posted by Sandra Postel, National Geographic's Freshwater Initiative in Water Currents on April 5, 2013, Part of a series on the Colorado Rive
Let's Take a Dip
Let's Take a Dip, Alice Ferguson Foundation, Interactive activity on a field trip to the Potomac River. Visit the web site to get started.
Mercury accumulating in flora, fauna of the Grand Canyon
Mercury accumulating in flora, fauna of the Grand Canyon, August 26, 2015, By Brooks Hays, UPI.com, Researchers have found significant levels of mercury and selenium in plant and animal samples
Pollution in US rivers is widespread and will persist
Pollution in US rivers is widespread and will persist, 02 April 2013, By Peter Aldhous, New Scientist, All-text article.
Returning the Colorado River to the Sea
Returning the Colorado River to the Sea, Posted by Sandra Postel of National Geographic's Freshwater Initiative in Water Currents, April 22, 2013, National Geographic News, This post and video
Riparian
Riparian, Kids.Net.Au - Encyclopedia Brief encyclopedic article.
Riparian forest near Leggett
Riparian forest near Leggett, Humboldt Redwoods State Park, Excellent photo that shows what a riparian forest close to a stream looks like.
River roulette: Rethinking how rivers erode
River roulette: Rethinking how rivers erode, By Becky Oskin, LiveScience's OurAmazingPlanet, Jan 24, 2014, Mother Nature Network, Large photo with article.
Rivers and Streams - Aquatic Biome
Rivers and Streams - Aquatic Biome, by Rob Nelson, UntamedScience.com, A combination of videos, photos, river & stream information, and links to other resources.
Road Salt Increases Urban Stream Contamination
Road Salt Increases Urban Stream Contamination, From: USGS Newsroom, Environmental News Network, Average chloride concentrations often exceed toxic levels in many northern United States streams
Stream Corridor Structure
Stream Corridor Structure, Watershed Activity Web, Environmental Protection Agency, A learning module.
The Colorado River Runs Dry
The Colorado River Runs Dry By Sarah Zielinski, Photographs by Peter McBride Smithsonian magazine, October 2010, Article includes a photo gallery and video.
The Colorado River: Running Near Empty
The Colorado River: Running Near Empty, By Photographer Peter McBride, Environment 360, Wonderful 12:35 min. video!! "Photographer Pete McBride traveled along the Colorado River from its source
The Mississippi River: The Backbone of America
The Mississippi River: The Backbone of America, Written by: Joseph Dunsay, Scribol staff, Photos with description.
Toledo Mayor Michael Collins: Lake Erie Toxic Algae Bloom Is Water Quality Crisis That's 'Doomed to Be Repeated' Across the Country
Toledo Mayor Michael Collins: Lake Erie Toxic Algae Bloom Is Water Quality Crisis That's 'Doomed to Be Repeated' Across the Country, December 4, 2014, The Associated Press, Article with close-u
Virtual Watershed Tour
Virtual Watershed Tour Ohio Watershed Network "Leave your canoe in the garage and float down a virtual stream while you learn about watersheds." Visit the web site to get started.
Whales In The Columbia River, Sign Of El Niño? (VIDEO)
Whales In The Columbia River, Sign Of El Niño? (VIDEO), September 24, 2015, By Tracy Hughey, HNGN.com, Video length: 01:02, For the first time ever, residents are seeing enormous humpback wha
What Is Riparian Vegetation?
What Is Riparian Vegetation?, Written by Jessica Ellis, WiseGeek.com, All-text article.
What's It Like Where You Live? Rivers and Streams
What's It Like Where You Live? Rivers and Streams, Missouri Botanical Garden, For younger students.
Why Fish Need Trees and Trees Need Fish
Why Fish Need Trees and Trees Need Fish, By Anne Post, Alaska Wildlife Conservation, Article is about salmon and how the nutrients they bring with them when spawning helps surrounding plant life.
Wild Thyme Farm Forestry: Restoring Riparian Habitat Video
Wild Thyme Farm Forestry: Restoring Riparian Habitat, Posted by panmagic, YouTube.com, Video length: 03:52.