Here are some ways to express cause-effect relationships in English:
cause
Smoking causes Cancer.
Cancer is caused by smoking.
leads to
Poverty often leads to crime.
The new law led to a reduction in crime.
Because/Because of
We moved because the neighbors were too noisy.
We moved because of the noisy neighbors.
Due to
We moved due to the increase in rent.
As/Since
He went home as he was feeling unwell.
He went home since he was feeling unwell.
As a result/Consequently
He often works late. As a result, he finds it difficult to meet new friends outside work.
He often works late. Consequently, he finds it difficult to meet new friends outside work.