Explanations
...therefore... [adverb/conjunction]
...that means...
This caused...
Consequently,... [fronted adverbial]
As a result...
This led to...
This leads to...
This might lead to...
...because... [conjuction]
This is because...
...as...
… causing... [present participle]
...so... [co-ordinating conjunction]
…leading to...
semi-colon, colon, dash