> Solar is extremely popular and viable in Northern Europe popular? yes. viable? not as much. all of the contiguous US is further south than the UK. That means

> Solar is extremely popular and viable in Northern Europe popular? yes. viable? not as much. all of the contiguous US is further south than the UK. That means shorter winter days, but also incident angles are bad year round. But dont take my word for it, check out https://globalsolaratlas.info https://globalsolaratlas.info