In other words, their evaluations of time - related aspects were much more variable in comparison with those of the control group of healthy subjects. (sciencedaily.com)
It notes that global growth was lower and much more variable in the past ten years than in the preceding decade. (rba.gov.au)
This is because the planet is not only warming, the climate is changing and becoming more variable with the increase in CO2 emissions from human activity. (ibtimes.com)