The Toyota Prius hybrid was a milestone in the history of clean cars, attracting millions of buyers worldwide who could do their part for the environment while saving money on gasoline. But in recent months, Toyota, one of the world’s largest automakers, has quietly become the industry’s strongest voice opposing an all-out transition to electric vehicles — which proponents say is critical to fighting climate change. Last month, Chris Reynolds, a senior executive who oversees government affairs for the company, traveled to Washington for closed-door meetings with congressional staff members and outlined Toyota’s opposition to an aggressive transition to all-electric cars. He argued that gas-electric hybrids like the Prius and hydrogen-powered cars should play a bigger role, according to four people familiar with the talks. Behind that position is a business quandary: Even as other automakers have embraced electric cars, Toyota bet its future on the development of hydrogen […]