1. why have pcbs been so hard to clean up in puget sound and connected rivers? 2. what does the area by the storm water runoff drain in the pacific look like? 3. why is storm water runoff a problem for water pollution? 4. what are the arguments against regulations aimed at reducing water pollution? 5. how does land-use contribute to water pollution? 6. the video makes the case that all of us are polluters. do you agree or disagree with this? why? 7. thinking about agriscience, what impact does water pollution have (or potentially have) for agriscience and agriculture? 8. what are some ways that agriscientists can contribute to reducing water pollution?

Awic dietitian is meeting with a client who has an infant and a young child. the mother says that the young child is a very picky eater and will only eat crackers and juice. the health worker notices that the child's hair is brittle, his nails tear easily, and the skin inside his lower eyelids is very pale. these are all signs of iron deficiency.

Sea levels are rising due to climate change while increasing numbers of people are moving into coastal areas. to accommodate more people, there has been increased construction of beachfront resorts and condominiums. how is this impacting sea turtle numbers and biodiversity and why? a. the increased human population in coastal areas has meant that more food is available to the turtles (e. g., dropped food, waste from restaurants), which has led to an increase in the numbers and diversity of sea turtles. b. there has been very little change in the numbers and biodiversity of sea turtles because the planet is so vast that they can simply relocate to less crowded beaches. c. this has resulted in a decrease in numbers and diversity of sea turtles because it is restricting available nesting sites, and hence reproduction. d. this has resulted in an increase in numbers and diversity of sea turtles because people are around to protect them from natural predators.

What causes temperature extremes in the desert