Puts in place a stronger legislative framework to tackle the causes of climate change with at least an 80% emission reduction target by 2050.
Gosod fframwaith deddfwriaethol cryfach i fynd i'r afael ag achosion y newid yn yr hinsawdd, gyda tharged o 80% o leiaf o ostyngiad mewn allyriadau erbyn 2050.