Plans are afoot to celebrate the birth of a girl on October 31 as the world’s 7 billionth child near Lucknow, the capital of India’s most populous state of Uttar Pradesh. Plan International is using the occasion to draw world attention to India’s growing gender gap. The world’s emerging economic superpower, estimated to overtake China to become the most populous nation by 2030, has 7 million girls ‘missing’ from its population. Hundreds of thousands of female foetuses are terminated in India...