Concept:India's tiger population has increased significantly due to conservation efforts under Project Tiger, nearly doubling over the past 12 years.
Explanation:The All-India Tiger Estimation reports show a steady rise. In 2006, India had 1,411 tigers. This increased to 1,706 in 2010, then to 2,226 in 2014. By 2018, the count reached 2,967, which is a 33% increase from 2014. Over the span of 12 years, the tiger population more than doubled. The number of tiger reserves also grew from 28 in 2006 to 51 today. Madhya Pradesh, Karnataka, and Uttarakhand have the highest numbers. Project Tiger, launched in 1973, has helped protect habitats and control poaching. Thus, the tiger population in India has nearly doubled in the last 12 years.
Answer:Option B: nearly doubled in last 12 years