By Katie Myers
Grist
Natalia, a 58-year old veteran farmworker from Florida, gets paid by the hour to work in a greenhouse, subjecting her and coworkers to a wretched humid heat that grows worse every summer. She gets two 10-minute breaks and one half-hour lunch each day, which recently have been moved from wherever she could find a corner to an air-conditioned lunchroom, a change she said has made a world of difference.