1. Take the Lo'i Kalo Virtual Field Trip at http://ksdl.ksbe.edu/loi/index.html. See what a lo‘i looks like.
2. Read about the creation myth and cultural significance of kalo at http://ksdl.ksbe.edu/loi/moolelo-kalo.html
3. Read the article by Bill Freese and Walter Ritte about Haloa and the controversy surrounding the genetic modification of kalo at http://www.grain.org/seedling/?id=441
4. Read about the water rights issue at http://ksdl.ksbe.edu/loi/wai-water_rights.html