yeah, in terms of the effect on us, but we don't know as much as we should about how mercury and chromium and the other things effect the life cycles of fish. you know, when you do things in fishery management that are supposed to have a result -- for instance, you close off an area from fishing, and you fish in another area, and the idea that you closed off, the stocks rebuild, and sometimes they don't, and we don't know why. that's because there's a lot of things going on that we don't understand. >> thank you. on my left here. >> yeah,s movie, "inconvenience truth" brings the idea of climate control to the fore front -- >> could you speak into the microphone, please. >> sorry. the movie, al gore, you know, the " inconvenient truth" movie brought climate control to the forefront and afterwords there was push back and scientists wanted to debunk the statistics in that movie. did that have positive or negative effects on your research afterwards? >> lawrence, you can take that on since it's about science. >> yeah, i'd be happy to. as a life scientist, i dreaded watching that movie and put