ASLO’s 2018 John Martin Award for a paper that has led to fundamental shifts in research focus and interpretation of a large body of previous observations: Howarth et al. 1996. Riverine inputs of nitrogen to the North Atlantic Ocean: Fluxes and human influences. Biogeochemistry 35:75-139
Springer Publishing Woman Scientist of Merit, 2013
University Honors College HerStory Award Nominee, 2012
University Honors College Outstanding Teaching Nominee, 2012
OSU National Mortar Board Student Honor Society “Top Professor” Honoree, 2000
University Honors College Outstanding Teaching Award, 2000
National Academy of Sciences Representative, US–Romanian Program in Environmental Studies, 1991-1992
Murray Buell Award at the Annual Meeting of the Ecological Society of America, 1986
University Postdoctoral Fellowship, Ohio State University, 1986
NSF Predoctoral Fellowship, 1982–1986
James B. Duke Fellowship, Duke University, 1981–1986
National Merit Scholarship to Harvard University, 1975