How much light clouds reflect depends on the particulate pollution is in the air, there’s an interesting phenomenon that doesn’t get talked about very often called Global dimming. https://en.m.wikipedia.org/wiki/Global_dimming
Just to clarify, his parents were from Hong Kong. Terrence was born, raised, and schooled in Adelaide, Australia. He completed his Bachelors and Masters at Flinders University by the age of 16.