Spring, 1992
Arroyo,
vol.
6,
no.
1,
pages
1-8,
8
pp.,
Water Resources Research Center,
Tucson, AZ,
Spring,
1992
![Arroyo Spring 1992](/sites/wrrc.arizona.edu/files/styles/az_natural/public/2022-08/arroyo_1992_v6_n1_w_Page_1.png?itok=3ler3QRI)
When Loren McIntyre, South American traveler and explorer, asked a Mayoruna Indian where the source of the Amazon River was located, the Indian pointed skyward to the clouds. Advocates of weather modification likewise look to the clouds as a source of water to augment current supplies.