Thirty Trillion Quotes

2 Thirty Trillion quotes by 1 unique authors

• Thirty trillion dollars worth of services, scot-free to humanity, every year. — E. O. Wilson
• [The natural world cleans water, pollinates plants and provides pharmaceuticals, among many other gifts.] Thirty trillion dollars worth of services, scot-free to humanity, every year. — E. O. Wilson

Who Wrote These Thirty Trillion Quotes

1 author contributed a total of 2 Thirty Trillion Quotes as follows:

• 2 Thirty Trillion Quotes by E. O. Wilson