Scientists are modifying wildlife DNA. Should these species be released into nature?
Enlarge this image toggle caption Greg Torda/ARC Centre of Excellence for Coral Reef Studies Greg Torda/ARC Centre of Excellence for Coral Reef Studies
Humans have become very good at altering the basic building blocks of life to their advantage. Genetically modified foods are available at most grocery stores. Researchers use gene-editing tools every day to create new medicines.
But scientists are increasingly looking to use gene-editing tools in another way: to help preserve the planet's fast-eroding natural ecosystems and species. From making corals that can survive better in warming oceans to creating trees that are more resistant to disease, many scientists believe technology can be used to help augment and bolster the natural world.
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