The oil and gas industry is facing a potential crisis, and this crisis could hit in just a few years: a workforce shortage. The problem is not exactly new. Its roots are generational, but the first signs of trouble only manifested relatively recently and were understandably ignored amid the latest oil price crash that led to several hundred thousand job cuts. Now, it is rearing its head. In January this year, a survey by energy recruitment company Airswift found almost half of respondents were “either quite worried or very worried about an…