What people are saying - Write a review
We haven't found any reviews in the usual places.
Democracy Demography and Demagogy
The Population Bomb
ENERGY FOR THE MILLENNIUM
30 other sections not shown
Africa agricultural alloys aluminum Amazon American areas average basic bauxite become Belgian Congo bismuth cent century Chile China citizens coal colonies Colorado conservation consumption continue copper cost crops cultivated demands deposits dollars domestic earth economic electric energy endeavor European fact famine farm farmers federal feed fertile fish forecast forest free world frequently fuel future globe greatest hacienda Homestead Act human hunger hydro hydroelectric hydrologic cycle important increase India industry irrigation kilowatts labor major man's manganese ment metal miles million acres minerals natural resources needed operations ownership plant political population pounds President's Materials Policy production Puerto Rico Reclamation recreation redistribution regardless reported reserves rice River short tons soil South America square kilometer square miles standards of living steel survival sustain tion titanium tons United Nations valley vanadium vast virtually water supply wildlife yield zirconium