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  • Cover of the Mussel Mania article. The main image is a photo of a hand holding a mollusk shell on top of an area full of pebbles and other shells.
    Mussels are very sensitive to changes in the environment which makes them good indicators of the health of an aquatic…
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    Mussel Mania: How Streamflow Affects Freshwater Mussels Over Long Time Periods

  • The cover for the 'My Sediments Exactly' article. The main image is a photo of a mangrove forest.
    The scientists in this study wanted to identify which mangrove forests, growing in various conditions, were keeping up with sea…
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    My Sediments Exactly! – Can Mangrove Forest Sediments Keep up With Rising Sea Level?

  • Cover for the 'Owl-ch' article.The main image is a photo of a pair of Mexican spotted owls sitting on a tree branch.
    Scientists investigated what might happen to Mexican spotted owls as the air temperature continues to rise in a changing climate.…
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    Owl-ch! – How a Changing Climate Might Affect Mexican Spotted Owls

  • The cover of "Oxbow Soil Vitality: Is it Healthy?" featuring a sprout coming out of soil being held in the palm of a hand
    The student scientists used the Soil Quality Index (SQI) to determine the overall health of soils at the Oxbow. (This…
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    Oxbow Soil Vitality: Is it Healthy?

  • Black and white illustration of a desktop computer on a canoe and holding an umbrella against the rain. There's a road sign in the background with an "S" giving the impression that the river the computer is on has many twists and bends. The computer has a cartoon face with a shocked expression.
    Soil erosion and sedimentation reduce the diversity of the natural environment. When soil is eroded and sedimentation occurs, important nutrients…
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    Should Ditches be Graded? Testing Unpaved Roads with a Computer Program

  • PDF preview of the Spanish version of "Should Ditches Be Graded?"
    Soil erosion and sedimentation reduce the diversity of the natural environment. When soil is eroded and sedimentation occurs, important nutrients…
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    Should Ditches be Graded? Testing Unpaved Roads with a Computer Program (Spanish)

  • green text reading "Toad-ally Awesome!" over an illustrated background of rain
    Most rivers in the United States are now regulated. A regulated river is one whose flow is controlled by dams.…
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    Toad-ally Awesome! Investigating the Relationship Between Flooding and Toad Reproduction Along the Rio Grande

  • The cover for the 'Tropic Topic' article. The main image is a photo of exposed limestone karst pavement.
    The scientists in this study wanted to compare the chemistry of soils and leaves in Puerto Rico’s northern wet and…
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    Tropic Topic: What Is Known About the Limestone Zone?

  • Cover for the 'Under Where?' article. The main image is a photograph of a rocky waterfall.
    When snow melts or rain falls, some of the water runs off into streams or rivers. Most of the water,…
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    Under Where? Underground Water and Its Contribution to Streams

  • Cover of "What Goes Around Comes Around" featuring a blue and green image of wetlands
    This article looks at how long-term weather patterns affect freshwater wetlands. Specifically, scientists looked at freshwater wetlands called Carolina bays…
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    What Goes Around Comes Around: How Long-Term Weather Patterns Affect Plants in Carolina Bay Wetlands

  • Cover for the 'What's the Nonpoint?' article. The main image is a photo, taken in 2012, shows point source pollution of the Altamaha River in Georgia.
    Nonpoint source water pollution comes from large areas or landscapes such as roadways, farms, and urban and suburban communities. Scientists…
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    What’s the Nonpoint? Assessing Nonpoint Source Water Quality Threats Nationwide

  • The cover of "Where in the World Is Carbon Dioxide" featuring an illustration of a boy and his puppy in front of a mountain, next to an illustration of a man and his dog in front of the changed landscape
    Most scientists think that evidence from different studies shows that our global climate is changing in many ways, such as…
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    Where in the World Is Carbon Dioxide? The Potential Impact of Rising Levels of Carbon Dioxide on U.S. Forests