Minimal. Its only the pipes leftover gas that is escaping, compared to a oil field. Together with that gas rises, contamination of water is minimal, again compa

Minimal. Its only the pipes leftover gas that is escaping, compared to a oil field. Together with that gas rises, contamination of water is minimal, again compared to what an oil leak would do. Adding up to that experts say that long-term effects of these leaks are essentially not going to be noticeable.[1] https://news.err.ee/1608730996/scientist-minimal-lasting-environmental-impact-from-nord-stream-gas-leaks https://news.err.ee/1608730996/scientist-minimal-lasting-env...