iylshowcase: Sunday Read - The World Passes 400 PPM Threshold. Permanently“Brief excursions toward l
iylshowcase: Sunday Read - The World Passes 400 PPM Threshold. Permanently“Brief excursions toward lower values are still possible, but it already seems safe to conclude that we won’t be seeing a monthly value below 400 ppm this year – or ever again for the indefinite future.” [via Climate Central] -- source link