Rohan Chakravarty is a cartoonist, illustrator, and the creator of Green Humour, a series of cartoons, comics, and illustrations on wildlife and nature conservation. Cartoons from Green Humour appear periodically in newspaper columns, magazines, and journals. Illustrations from Green Humour have been used for several projects and campaigns on wildlife awareness and climate change. He is also the author of seven books (including Green Humour for a Greying Planet (2021), Naturalist Ruddy (2021), and Pugmarks and Carbon Footprints (2023). His work has won awards from UNDP, Sanctuary Asia, WWF International, the Royal Bank of Scotland, and the Bangalore Literature Festival.