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Stardust’s Sun-Blocking Plans Raise Environmental Concerns

3/22/2025

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Summary

Story summary

In July 2012, Russ George sparked controversy by illegally dumping iron sulfate off British Columbia to induce an algae bloom. Fast forward to today, Israeli startup Stardust is venturing into geoengineering with plans to block sunlight. However, as they push boundaries, worries about environmental consequences and a lack of transparency loom large.

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Story summary

In July 2012, Russ George sparked controversy by illegally dumping iron sulfate off British Columbia to induce an algae bloom. Fast forward to today, Israeli startup Stardust is venturing into geoengineering with plans to block sunlight. However, as they push boundaries, worries about environmental consequences and a lack of transparency loom large.