Argue that humanity needs to more biocentric or more anthropocentric as it faces an uncertain future, As a part of your answer to this question choose ' three of the following authors and explain why their particular viewpoints on anthropocentric/biocentric ethics are worth ' following: Peter Singer, Steven Pinker, Elizabeth Costello. O'Hearne, N. Scott Momaday, Alice Walker, Cesar Chavez, Robert D. Bullard, Bill McKibben, David Keith. As part of your answer, you should explain why whichever ethical system you chose (biocentrism or anthropocentrism) is better suited to this task than the other.
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