Greta Thunberg is a 16-year-old
Swedish environmental activist who shares her anger, frustration and anxiety about the climate with the world, She is neither a scientist nor an economist. She offers no
Boyan Slat is a 23-year-old fre inventor who designed the world's first ocean plastic cleanup system at age 16. He now leads a group developing advanced technologies to rid the world's oceans of plastic.
His solution involves no economic