PH278x: Human Health and Global Environmental Change is the online adaptation of material from the Harvard School of Public Health's course Human Health and Global Environmental Change. One of the greatest challenges of our time is to address global environmental changes, such as climate change and biodiversity loss, that may harm the health of billions of people worldwide. PH278x explores global environmental changes, examining their causes as well as their health consequences, and engages students in thinking about their solutions (12 weeks long). Go to this link to enroll the course for free: https://www.edx.org/course/harvard-university/ph278x/human-health-and-global/573 Happy Learning!!