A tributary to the Turure River enters the main stream. The tributary (in the center of the photo) runs below the road cut. The main part of the stream (along the bottom of the photo) comes from an...
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A variegated meadowhawk dragonfly (Sympetrum corruptum) perches in a California rice field. Rice fields are widespread agricultural ecosystems that provide habitat for many wetland species, such as...
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Aerial view of the upper Willamette River, Oregon. Although some off-channel features and riparian forest remain, particularly in upper reaches as illustrated here, overall the Willamette River has...
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The population dynamics of the snow petrel (Pagodroma nivea) were studied over 40 years in order for scientists to better understand the sensitivity of the petrel’s population growth rate to...
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During the 100-150 years since they were introduced to the Aleutian Islands, the Arctic fox (Alopex lagopus) and Norway rat (Rattus norvegicus) have extirpated native seabirds from most of the...
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The intertidal community off South Diablo Point in central California was impacted by a thermal discharge from a power-generation station into Diablo Cove. Diablo Rock is visible in the background of...
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In this oblique aerial view of Hog Island in the Mullica River, a common reed (Phragmites australis; in green) is visible. P. australis was first observed spreading rapidly on upper Hog Island in...
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This TIEE Data Set presents long term data on changes in dates of ice cover in three Wisconsin lakes. Global temperatures have increased by about 1 degree Fahrenheit during the last century, most...
This article details the importance of cooperative learning exercises. It provides examples of two exercises. One involves assessing climatic change and the other explores the impact of mutualisms...
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