In 2023, the share of scientific publications involving international collaboration in pollution in Japan stood at 31%. The forecast from 2024 to 2028 indicates a steady year-on-year increase. Specifically, the share is projected to rise from 32.35% in 2024 to 36.4% in 2028. This represents a compound annual growth rate (CAGR) of approximately 3.1% over the five-year period.

Future trends to watch for include:

Potential impact of Japan's environmental policies on international research collaborations.
Evolving global partnerships and funding opportunities in environmental research.
Technological advancements that might enhance cross-border research efforts.