As core regions for global ecotourism, East and Southern Africa have faced dual pressures from environmental change and public health policies in recent years. Wildlife habitats, such as those in Tanzania’s national parks and Botswana, are not only key indicators of global biodiversity but also the lifeblood of local economic development. However, as global climate change intensifies, the ecosystems in these regions are at a turning point.

According to data from relevant tourism and regional research platforms, wildlife in East Africa faces daily survival challenges. These highly uncertain environmental conditions not only affect ecological balance but also indirectly burden local public health infrastructure. In particular, environmental sanitation and infectious disease monitoring in tourism hotspots have become critical issues in regional policy formulation.

Multiple sources confirm that the ecological resilience of East and Southern Africa is core to maintaining the stability of the regional tourism industry. According to "Nation.Africa" and related tourism industry analyses, wildlife in East Africa has demonstrated strong environmental adaptability, a resilience viewed as the foundation for the continued operation of the region's tourism industry. Meanwhile, countries like Tanzania and Botswana have linked environmental protection with local economic development when promoting national park management.

Media outlets generally agree that foreign exchange earnings from the tourism industry are a primary source of funding for local public health services and infrastructure. If the ecological environment suffers irreversible damage, it will directly lead to regional economic decline, thereby affecting the health, well-being, and accessibility of medical resources for local residents.

However, different sources hold varying views on the priorities and challenges of regional development. Some tourism information platforms, such as "Safari.com.tw," focus on geographical classification and the introduction of tourism resources, emphasizing the differences in tourism routes between Southern Africa (e.g., Botswana) and East Africa (e.g., Tanzania); whereas "Nation.Africa" focuses more on the impact of regional politics and policies on public affairs. Information yet to be confirmed concerns whether the cross-border cooperation mechanisms between governments regarding "public health monitoring" and "wildlife disease prevention" are sufficiently robust in response to climate change.

Furthermore, specific data on the impact of tourism expansion on local water sources and sanitation facilities still lacks unified quantitative analysis across media reports, leaving policymakers facing the challenge of information opacity when balancing tourism revenue with environmental sanitation.

In terms of specific impacts, the rise of ecotourism has directly driven adjustments in regional public health policies. To maintain tourism quality and protect the ecology, countries like Tanzania must invest significant resources in waste management and infectious disease prevention around national parks. If the density of tourism activities is too high, it may increase the risk of zoonotic disease transmission, posing a severe test to public health systems. Additionally, the homogenization of the industrial structure is a hidden concern; once a global public health event or regional climate disaster occurs, economies highly dependent on tourism will face extreme vulnerability. This not only affects the survival of the industrial chain but may also lead to cuts in public health budgets, triggering a chain reaction of social problems.

Regarding different perspectives, some experts argue for stricter total volume control on ecotourism to reduce the burden on environmental sanitation; however, others believe that excessive restrictions will cause local communities to lose their economic reliance, thereby reducing residents' willingness to protect the ecology. The limiting condition is that the unequal distribution of resources among African nations makes it difficult for some regions to implement high-standard public health policies. Readers should not over-generalize the success of a single country to the entire African continent, as East and Southern Africa exhibit significant differences in geographical environment, climate conditions, and political stability, and should be evaluated as independent public health domains.

Subsequent observations should focus on the implementation progress of cross-border public health cooperation agreements, particularly whether countries have established real-time information-sharing platforms in response to ecological variations caused by climate change. Furthermore, as tourism demand recovers, the progress of infrastructure upgrades around national parks and the level of local community participation in the tourism industry will be key indicators for measuring whether African public health and ecotourism can coexist sustainably. Future efforts must continue to track whether regional policies can effectively translate tourism revenue into long-term investments in medical and environmental sanitation to address increasingly complex environmental and health challenges.