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Environmental scientists test water in a wetland near a factory; a heron stands in the water. A fish swims in a tank with chemical symbols overlaid.

Environmental scientists test water in a wetland near a factory; a heron stands in the water. A fish swims in a tank with chemical symbols overlaid.
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A serene wetland or river with a subtle contrast of human activity, like nearby factories or plastic waste. A close-up of a fish in a lab tank, with subtle overlays of chemical symbols. Students collecting water/soil samples, wearing safety gear See more

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