How Close Are We
S4 E9
How Close Are We to Discovering All Life on Earth?
Nearly 90% of all life on Earth is unaccounted for, but how close are we to discovering all life on Earth before it disappears?
How close are we to solving some of humanity's biggest challenges? We go in search of experts, dive into the facts and comb through the research to find out just how close we are to changing the world.