John Harvey Negru is publisher at The Sumeru Press, Canada’s largest independent Buddhist book publisher, and author most recently of Bodhisattva 4.0: A Primer for Engaged Buddhists. The book comprises 108 short introductions to the ethical issues inherent in emerging technologies, environmental crises, and a sustainable future, from a Buddhist perspective, supplemented by 500+ resources for further study and networking. He has been involved in many Buddhist community development projects and environmental causes over the past 50 years, and has been a technological design educator for more than 25 years. These articles about Green Buddhism are adapted from topics in Bodhisattva 4.0: A Primer for Engaged Buddhists. Bodhisattva 4.0 is published monthly.