It's time now for Ask An Expert, every weekday at 9:20 AM on KCBS we're giving you direct access to top experts in various fields.

Despite knowing more about environmental degradation issues and pushes for regulation in different agencies across the world, concentrations of carbon dioxide are growing faster than any point since our species evolved. Planet-warming pollution is at the highest point in human history, as scientists worry we could be on track to hit more records.

To answer your questions and more, KCBS Radio's News Anchors spoke with Dr. Oksana Tarasova, Senior Scientific Officer in the Infrastructure Department at the World Meteorological Society, who worked on this report.

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