Surely a maximum safe level with a reasonable probability of safety in avoiding critical tipping points is not unreasonable, and indeed vital for policymakers? (realclimate.org)
That means focusing on the following critical tips for ecommerce success. (entrepreneur.com)
Six of 10 ninth - graders fail to earn enough credits to advance to 10th grade, marking a «critical tipping point» for them, the application says. (articles.latimes.com)