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RT @realscientists: For example, 40,000 years ago, people were harvesting tubers in New Guinea, and may have been altering landscapes https…
RT @realscientists: For example, 40,000 years ago, people were harvesting tubers in New Guinea, and may have been altering landscapes https…
RT @realscientists: For example, 40,000 years ago, people were harvesting tubers in New Guinea, and may have been altering landscapes https…
For example, 40,000 years ago, people were harvesting tubers in New Guinea, and may have been altering landscapes https://t.co/4FkG38Jcgf