Planetary Health
Planetary Health
Planetary Health is an interdisciplinary field that focuses on the health of human civilizations and the state of the natural systems on which they depend. This emerging field of study and practice is both a scientific discipline and a social movement, aimed at addressing the complex, interconnected systems that link human activity with the health of the planet. The objective of planetary health is to recognize the impact of human-induced changes to the Earth's natural systems and their consequences on human health and well-being, and to develop solutions to mitigate these impacts.
Foundations of Planetary Health
Planetary health draws upon a wide range of disciplines, including environmental science, public health, ecology, economics, and social sciences. It is aligned with the concept of planetary boundaries, a framework that describes limits to the impacts of human activities on the Earth system. Beyond these boundaries, the Earth's environment may be unable to sustain human societies.
The field emphasizes the ecological determinants of health and their disproportionate effects on vulnerable populations, such as those experiencing poverty, marginalization, and oppression. By recognizing these trends, planetary health seeks to create a livable future in which future generations can thrive.
The Planetary Health Diet
Integral to planetary health is the concept of the planetary health diet, also known as the EAT-Lancet diet. This diet was developed by the EAT-Lancet Commission to promote sustainable food systems that support both human and planetary health. The diet emphasizes a balanced intake of plant-based foods and a reduction in the consumption of animal-sourced foods. By adopting such dietary patterns, the diet aims to reduce the environmental impacts of food production, such as greenhouse gas emissions, land use, and biodiversity loss.
The Role of Organizations and Research
Organizations like the Planetary Health Alliance and initiatives such as the Rockefeller Foundation Economic Council on Planetary Health play a pivotal role in advancing planetary health research and policy. These entities foster collaboration across disciplinary and national boundaries to safeguard human health against the backdrop of global ecological change.
The Lancet, a prestigious medical journal, has been instrumental in promoting planetary health through dedicated publications and editorials. The journal practices "health equity" by highlighting issues pertinent to low and middle-income countries, where the implications of ecological changes are often most acutely felt.
Addressing the Triple Planetary Crisis
Planetary health is also closely related to the concept of the Triple Planetary Crisis, a framework adopted by the United Nations to describe the intersecting global environmental crises of climate change, biodiversity loss, and pollution. Addressing this crisis requires innovative solutions and collaboration across sectors to ensure a sustainable and equitable future for all.