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cotton gin
machine for separating seeds from cotton -
mccormick reaper
helps farmers harvest grain -
pasteurization
germ theory brought to fruition - “...using heat to sterilize wine, beer, and milk is widely considered to be one of history’s most effective public-health interventions.” -
reclamation act
facilitated irrigation -
food and drug act
landmark in food safety -
nitrogen fixation
fritz haber won a nobel prize for the ammonia-synthesis process “used to create new class of fertilizers central to the green evolution -
combine harvester
mechanization brings profound changes to global food production -
drought and dust-bowl
vegetation was lost and soil reduced to dust and eroded -
biotechnology
became a viable technique for improving crops and livestock products -
the "roadless initiative"
implemented to preserve roadless tracts in national forests, securing fish and wildlife habitats and protecting natural resources