Sun Ruyong: key obituary facts
Is Sun Ruyong dead? Yes. Sun Ruyong died on February 15, 2020, at age 92.
Cause of death: Sun Ruyong's cause of death has not been publicly confirmed.
What was Sun Ruyong known for?
Sun Ruyong was a Chinese ecologist.
Chinese ecologist
Died on Saturday February 15th 2020