Indeed,volatile food prices, population growth, low agricultural productivity and the potentially devastating effects of climate change make it a particularly daunting challenge. The IFAD president says over the past 30 years, agricultural productivity in developing countries has been stagnant or in decline. He blames it on years of under-investment.

VOA: standard.2010.03.29

It's not a daunting book. It's meant for laypeople.

不是一本让人生畏的书，是专门为普通人写的。

普林斯顿公开课 - 人性课程节选

It's not a daunting book. It's meant for laypeople.

不是一本让人生畏的书，是专门为普通人写的。

普林斯顿公开课 - 人性课程节选