Publications by Bill Dennison

IAN is committed to producing practical, user-centered communications that foster a better understanding of science and enable readers to pursue new opportunities in research, education, and environmental problem-solving. Our publications synthesize scientific findings using effective science communication techniques.

2013 Chesapeake Bay Report Card (Page 1)

2013 Chesapeake Bay Report Card

Caroline Donovan, Bill Dennison, Alexandra Fries, Tracey Saxby, Heath Kelsey ·
23 May 2014

This report card provides a transparent, timely, and geographically detailed assessment of Chesapeake Bay. In 2013, the report card includes five water quality indicators and two biotic indicators. In 2013, the overall grade for Chesapeake Bay is a 45%, a C. This means the Bay is in moderate health. Fisheries indicators as well as trajectories of reporting region health are also presented. For further details, visit the Report Card website.

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Lower Mississippi River Basin report card workshop newsletter (Page 1)

Lower Mississippi River Basin report card workshop newsletter

Bill Dennison, Heath Kelsey, Jane Thomas, Caroline Donovan, Brianne Walsh, Bill Nuttle ·
21 May 2014

The America's Watershed Initiative Report Card project continued with a regional workshop for the Lower Mississippi River Basin, held in Memphis, Tennessee, on March 25-26, 2014. At the workshop, stakeholders and experts from social, economic, and environmental sectors identified easily understood and transparent ways to measure status and trends for the Lower Mississippi River Basin in relation to six broad goals.

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Harpers Ferry National Historical Park Natural Resource Condition Assessment (Page 1)

Harpers Ferry National Historical Park Natural Resource Condition Assessment

Thomas JE, Campbell JP, Costanzo SD, Dennison WC, Lehman M, Nisbet D, Nortrup M, and Parsons M ·
7 February 2014

Harpers Ferry National Historical Park provides a wealth of natural resource values, including riparian habitats, floodplains, agricultural fields, geologic exposures, rare limestone glades, developed areas, and upland forests. These resources were assessed using the Vital Signs framework. Overall, the natural resoures in Harpers Ferry National Historical Park are in degraded condition and are under threat from surrounding land use, regionally poor air quality, and overpopulation of deer.

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Catoctin Mountain Park Natural Resource Condition Assessment (Page 1)

Catoctin Mountain Park Natural Resource Condition Assessment

Thomas JE, Bell PS, Campbell JP, Costanzo SD, Dennison WC, Donaldson L, Lehman M, Loncosky R, and Nortrup M ·
6 February 2014

Catoctin Mountain Park provides a wealth of natural resource values, largely resulting from the maintenance of forest and wetland habitats. These resources were assessed using the Vital Signs framework. Overall, the natural resoures in Catoctin Mountain Park are in moderate condition but are under threat from surrounding land use, regionally poor air quality, and overpopulation of deer.

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