Sandy Trust, an actuary and lead author on papers linking economies to Earth systems, discusses alarming insights on the impending collapse of both our global economy and ecological systems if current trajectories persist. He critiques existing climate policies for their flawed risk assessments, stressing the urgency for a systems approach to understanding climate impacts. Trust also emphasizes the necessity for credible government policies and realistic carbon budgeting, warning of a potential 50% drop in GDP by 2050 due to climate change.