1. Turner, R. E. & Rabalais, N. N. Nature 368, 619–621 (1994).
2. Rabalais, N. N., Turner, R. E., Justic, D., Dortch, Q. & Wiseman, W. J. NOAA Coastal Ocean Prog. Decision Anal. Ser. 15 (Silver Spring, Maryland, 1999).
3. National Research Council` Clean Coastal Waters: Understanding and Reducing the Effects of Nutrient Pollution (Natl Acad. Press, Washington DC, 2000).
4. Diaz, R. J. J. Environ. Qual. 30, 275–281 (2001).
5. Howarth, R. W. et al. Biogeochemistry 35, 75–139 (1996).