preindustrial

/ ˌpriːɪnˈdʌstrɪəl /

adjective

1. of or relating to a society, age, etc, before industrialization

Example Sentences

Keeping the concentration of atmospheric carbon dioxide below 450 parts per million is necessary to limit global warming to 2 degrees Celsius above preindustrial levels and prevent some of the most dire consequences of climate change, scientists say.

From Los Angeles Times

It says that limiting global temperature rises to 1.5°C, external above preindustrial levels is important to prevent even greater losses of biodiversity.

From BBC

The federal government must revise its outdated view of what constitutes a disaster now that the planet is about 2.5 degrees hotter than preindustrial times.

From Los Angeles Times

Scientific experts have long explained that, although Earth does experience natural cycles, they do not explain how the average carbon dioxide level in the atmosphere is 419 parts per million, as opposed to the preindustrial level of 280 parts per million.

From Salon

Last October, scientists with the U.N.’s Intergovernmental Panel on Climate Change issued a “doomsday report,” warning that humanity had just 12 years left to cut carbon emissions by a striking 45% or the world’s temperature would rise by at least 1.5 degrees Celsius above preindustrial levels by about 2040.

From Salon