A recent article listed the greatest threats to global public health are climate change and loss of biodiversity. Functional ecosystems are central to sustainable cities and human well-being. Public natural areas are vital for human health and well-being, supporting human physical and mental health and social well-being as well as providing critical services such as climate mitigation, endangered species habitat protection and mitigation, stormwater conveyance and moderation of flooding, air cleansing, and provision of drinking water.
