Climate migration refers to the movement of people primarily due to changes in their environment due to climate change. This phenomenon encompasses both sudden-onset events such as floods, hurricanes etc..  and slow onset processes such as desertification and prolonged droughts. These climate migrants move to escape these deteriorating conditions.

However, this is not new. Historically, human populations have always moved in response to environmental changes. For Instance, early human migrations out of Africa were driven by climatic fluctuations. In the 20th, the Dust Bowl in America and the Sahel droughts in Africa prompted mass migrations due to the degradation of the environment and the eventual agricultural collapse(United Nations Network on Migration) (Brookings).

For context, Africa is particularly vulnerable to this type of migration due to its geographic and socio-economic characteristics. This can be triggered by:

1. Prolonged droughts – Recurring droughts in the Sahel and Horn of Africa devastate agriculture and affect the water resources leading to food and water insecurity. In Somalia, prolonged droughts have led to significant displacement with people moving to urban areas or refugee camps within and outside the country
2. Extreme weather events- increased frequency of floods, cyclones and storms displaces communities particularly low lying coastal regions and river basins
3. Desertification and land degradation. Expansion of desert areas reduces arable areas forcing rural populations to seek livelihoods elsewhere.
4. Sea Level Rise- Coastal communities in countries such as Nigeria and Mozambique face the threat of rising sea levels, which contaminate freshwater supplies and erode arable land.

This would result in profound and multifaceted effects that would impact both migrants and the populations of the regions they move to. Leading to humanitarian crises, this is due to the large scale which leads to overcrowding in the refugee camps and urban slums with limited access to basic services like healthcare, clean water and sanitation. It would also lead to socio economic strain, urbanization and multifaceted health impacts: Host communities often already struggling with limited resources face additional pressure from incoming migrants, leading to tensions and conflict over scarce resources.(United Nations Network on Migration)(Brookings).

Climate migration is a growing crisis driven by environmental changes and fueled by socio-economic and political factors. Addressing this issue requires comprehensive strategies that integrate climate adaptation, sustainable development and humanitarian assistance. All efforts should focus on building resilient communities, improving infrastructure and ensuring that the rights and needs of climate migrants are met. International cooperation and robust policy frameworks are essential to manage and mitigate the impacts of climate migration effectively.