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The Scientific Questions
Pages 11-15

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From page 11...
... As a means of clarifying the breadth of essential research on global change, Figure 3-1 gives an overview of human influences on the global environment. Human actions, which involve factors related to population size and diskibution as well as economic and social trends, are the point of origin for a diverse cluster of environmentally potent changes.
From page 14...
... For example, inland and coastal waters respond to enrichment of nutrients in ways that can be generalized on a global scale. A mature and effective agenda for global change research will include climate change, and its connections as shown in Figure 3-l, as well as other components of global change equally important to human interests but not primarily explained by climate change.
From page 15...
... Are these trajectories related to the mechanisms, and if so, how? CRITERIA FOR IDENTIFYING TO QUESTIONS In evaluating the scientific questions that arise after consideration ofthe conceptual model, the panel used the following criteria for deciding their relative importance to the USGCRP.


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