Climate change may bring benefits, but their implications remain poorly understood

The sea area previously locked by ice is increasingly navigable, shortening shipping routes and opening up opportunities for trade, resource extraction, and tourism. At the same time, increased activity heightens environmental risks and intensifies competition between nations. Changes are also visible at the local level. The livelihoods of Indigenous peoples are tied to the ice and its rhythms, and as these change, so do living conditions. Some communities may benefit from increased economic activity, but others may have to relocate, and authorities must prepare for more demanding emergency response situations.

Timothy Carter, a research professor at the Finnish Environment Institute, examines these tensions in his Perspective article (nature.com) published in Nature Climate Change.

“The impacts of climate change should not be viewed solely through the lens of risks, as some changes may also offer opportunities,” Carter says

He continues: “It is important to understand the potential benefits as well as the costs, because that way we can design adaptation policies that help take advantage of opportunities presented by climate change but are also fair and sustainable”

Benefits remain poorly understood

Climate change does not manifest in the same way everywhere. In cooler climates, like ours in Finland, warming may extend growing seasons, reduce the need for heating, and mitigate health risks associated with cold weather. However, these impacts are poorly understood, and it is unclear how societies are already adapting to them.

“The benefits have not been systematically examined, because research and decision-making still focus primarily on risks. As a result, it remains unclear to what extent societies are already benefiting from positive changes and what consequences this has,” Carter says.

Adaptation is also about choices

According to Carter, adaptation should not be seen merely as risk management, but also as a way to pursue a sustainable and equitable future. This requires a better understanding of where and for whom opportunities are opening up, and what kinds of trade-offs are involved in taking advantage of them.

Without this information, there is a risk that some solutions will reinforce inequality or shift problems from one place to another. Therefore, the potential benefits of climate change should be taken into account more clearly when assessing and planning adaptation.