Distinguished Professor of Biology Emeritus, University of California, Los
Angeles.
Near my 75th birthday Peter Felker persuaded me to pen a few “words of
wisdom” relating cacti, particularly Opuntia ficus-indica, to global climate
change and future drought, specifically referencing my books.
JOURNAL OF THE PROFESSIONAL ASSOCIATION FOR CACTUS DEVELOPMENT, Volume 23, 2021, is an annual publication edited and published by the Professional Association for Cactus Development. Av. Instituto Politécnico Nacional No.195. Colonia Playa Palo de Santa Rita Sur. LA PAZ, BAJA CALIFORNIA SUR, MEXICO. C.P. 23096. Phone: +52-612-139-10-66. https://www.jpacd.org/jpacd/index. ISSN 1938-6648-Electronic; ISSN 1938-663X-Printing. Editor-in-Chief: Dr. Bernardo Murillo-Amador. Reservation of Rights to Exclusive Use of the Title.
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