english: (Laughter) The other thing is that we had a conference in 2001 that was put on by the National Academy of Sciences that looked at fertilizers, nitrogen and poor water quality.
non_english: (smiech) Ďalej sme mali konferenciu v roku 2001, ktorú organizovala Národná akadémia vied, a na ktorej sme sa zaoberali hnojivami,  dusíkom a nízkou kvalitou vody.