Un drainage minier acide (DMA) ou encore " drainage rocheux acide " (DRA) est une solution minérale acide qui s'écoule régulièrement en conséquence d'une mine. Lors des travaux miniers (excavations et ...
Nov. 13, 2025 Arctic sea ice is disappearing fast, and scientists have turned to an unexpected cosmic clue—space dust—to uncover how ice has changed over tens of thousands of years. By tracking helium ...
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