Showing 1 - 10 of 10
Agriculture is the major user of water in most countries. It also faces the enormous challenge of producing almost 50% more food by 2030 and doubling production by 2050. This will likely need to be achieved with less water, mainly because of growing pressures from urbanisation, industrialisation...
Persistent link: https://www.econbiz.de/10012448336
Groundwater has provided great benefits to agriculture irrigation in semi-arid OECD countries, but its intensive use beyond recharge in certain regions has depleted resources and generated significant negative environmental externalities. The report provides a characterisation of the diversity...
Persistent link: https://www.econbiz.de/10012448854
Improving water quality is consistently ranked as a top environmental concern in OECD public opinion surveys. The key challenges for policy makers in addressing water quality issues in agriculture are to reduce water pollution while encourage benefits, such as maintaining aquatic life. This book...
Persistent link: https://www.econbiz.de/10012449211
Southeast Asia’s exposure to increasingly frequent and intense weather-related disasters is a growing concern for agricultural producers of the region. This study reviews policy approaches to droughts, floods and typhoons in Myanmar, the Philippines, Thailand and Viet Nam in an effort to...
Persistent link: https://www.econbiz.de/10012450968
Climate change is expected to increase the frequency and magnitude of extreme weather events, notably of droughts and floods to which the agriculture sector is particularly exposed. While agricultural productivity growth and policy development have allowed to better cope with these risks and...
Persistent link: https://www.econbiz.de/10012451316
While most 15-year-old students spend part of their after-school time doing homework, the amount of time they spend on it shrank between 2003 and 2012. Socio-economically advantaged students and students who attend socio-economically advantaged schools tend to spend more time doing homework....
Persistent link: https://www.econbiz.de/10012447256
Fewer 15-year-olds in East Asian countries reported that they use memorisation than did 15‑year‑olds in some of the English-speaking countries to whom they are often compared. In no PISA-participating education system did boys report more intensive use of memorisation than girls when...
Persistent link: https://www.econbiz.de/10012452689
Some 65% of socio-economically advantaged students reported that they know well or have often heard of the concept of quadratic function, on average across OECD countries; but only 43% of disadvantaged students so reported. On average across OECD countries, the 20% of students who are most...
Persistent link: https://www.econbiz.de/10012452716
In most school systems, over 50% of 15-year-olds students attend schools that compete with another school to attract students from the same residential area. Across countries and economies, performance is unrelated to whether or not schools have to compete for students. When choosing a school...
Persistent link: https://www.econbiz.de/10012454278
Regardless of the type of school attended (public or private, advantaged or disadvantaged), 15-year-old students spent more time in mathematics lessons in 2012 than in 2003. The average amount of time spent in mathematics classes varies by more than a factor of two across countries and...
Persistent link: https://www.econbiz.de/10012454619