Japanese automakers Honda and Nissan have announced plans to join forces, forming world’s third-largest automaker by sales as the industry undergoes dramatic changes in its transition away from fossil fuels.

Speculation about a potential Honda and Nissan merger began earlier this month, and the two companies confirmed the official start of talks Monday.

The tie-up would create the world’s third-largest automaker by sales as the industry undergoes big changes in its transition away from fossil fuels.