As per the scientific studies, 2013 was fourth warmest year since records began in 1880. Consider the following statements in this context:
1. El Nino is responsible for boosting already warm years into hottest years
2. El Nino marks warming of the central Pacific
3. 2013 was an El Nino year
Which among the above statements is / are correct?
El Nino, a warming of the central Pacific, is responsible for boosting already warm years into the world’s hottest years. But in 2013, there was no El Nino.
This question is a part of GKToday's Integrated IAS General Studies Module