The mammoth structures proposed by scientists would enclose the North Sea, protecting tens of millions of Europeans from rising sea levels caused by climate change. The urgency of the crisis is reflected in the scale of the project, which is outlined in a paper published in the American Journal of Meteorology. The estimated cost of the project is between $250 billion to $550 billion, which the authors suggest could be covered by Northern European countries. Some experts are skeptical about the feasibility of damming the North Sea, suggesting that building defenses along the coastline may be a better solution. The scientists behind the proposal view it as a warning and hope it serves as a wake-up call for global leaders to address climate change and reduce carbon emissions to avoid drastic measures like damming the North Sea. If carbon pollution continues to rise, sea levels could exceed 40 inches by 2100, forcing millions of people to become climate refugees. Coastal cities like San Francisco and Manila are still experiencing the effects of rising sea levels today. A proposal to build massive barriers across the North Sea has been suggested as a response to the urgency of the climate crisis, with the potential to protect millions of Europeans from the threat of sea level rise. According to a report by Climate Central, by 2050, approximately 150 million people in low-lying coastal cities could be at risk of being submerged. The proposed dams would be much larger than existing barriers and would require a significant amount of resources to construct. The ecological impact of such a project would be substantial, potentially affecting marine life and the fishing industry. However, as sea levels continue to rise, drastic measures may be necessary to protect coastal communities. The Netherlands, a country that has experience in managing flood risks, recognizes the challenges that come with such ambitious projects. When discussing the potential for a significant rise in sea levels, he emphasized that finding solutions is not straightforward. The proposal to construct two massive barriers connecting Norway to Scotland and France to England was seen as a response to the pressing climate crisis, with the aim of protecting millions of Europeans from the threat of rising waters.