To support the analysis that human action is related to bumblebee decline, one would typically look for evidence in the text regarding:
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Pesticide Use: References to the impact of agricultural practices, particularly the use of neonicotinoids and other pesticides, which have been shown to harm bee populations.
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Habitat Loss: Information about how urbanization, deforestation, and land conversion for agriculture reduce the natural habitats that bumblebees rely on for nesting and foraging.
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Climate Change: Discussions on how human-induced climate change alters the ecosystems and seasonal cycles that bumblebees depend on.
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Pollution: Mentions of how pollution, including air and water contaminants, negatively affects bee health and behavior.
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Invasive Species: Evidence of how human actions have introduced non-native species that compete with or prey on bumblebees.
When looking for specific phrases or statistics in the text, you might find phrases like "increased pesticide use correlates with declining bee populations" or "loss of wildflower-rich habitats due to urban development is linked to lower bumblebee abundance." These kinds of statements would best support the analysis of the relationship between human actions and bumblebee decline.
For a more tailored response, you may need to provide the text or context from which to derive specific quotes or examples.
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