When this reaction occurs, oxygen concentrations are considered negative
Over time, there has been a steady increase in the area affected by hydrogen sulphide in the East and West Gotland Basins, and the outer Gulf of Finland. Water from the Gulf of Finland does not enter into the Gulf of Bothnia. As a result, despite its depth, it remains well oxygenated, even during autumn.
Is junk and marketing mail being delivered to your home?
Removing your name from the mailing list can be as easy as sending a letter, postcard, email or ticking a box on a form. This can save many trees and a lot of water each year. You can also add a sign on your mailbox: ‘No advertisements please’.
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