If the healthcare sector were a country, it would be the world’s fifth-largest contributor to greenhouse gases following China, the US, India, and Russia. — There is no escaping the reality that the planet’s health and our own are joined, and the health community must unite with environmental affairs experts to collaborate on what must be done to keep the planet vibrant. As World Health Organization Director-General Tedros Adhanom Ghebreyesus, Ph.D., …