The U.N. weather agency on Wednesday predicted that there’s an 80% chance that average global temperatures will surpass the 1.5 Celsius-degree (2.7 degree-Fahrenheit) target laid out in the landmark Paris climate accord within the next five years. The U.N. weather agency on Wednesday predicted that there’s an 80% chance that average global temperatures will surpass the 1.5 Celsius-degree (2.7 degree-Fahrenheit) target laid out in the landmark Paris climate accord within the next five years. Environment Phys.org – latest science and technology news stories