Download Agroforestry - The Future of Global Land Use (Advances in by P. K. Ramachandran Nair, Dennis Garrity PDF

By P. K. Ramachandran Nair, Dennis Garrity

This quantity encompasses a sturdy physique of the present country of information at the a variety of issues and actions in agroforestry world wide. it really is equipped into 3 sections: the creation part involves the summaries of six keynote speeches on the 2d international Congress of Agroforestry held in Nairobi, Kenya, in 2009; that's by means of sections of peer-reviewed thematic chapters grouped as “Global Perspectives” (seven chapters) and “Regional Perspectives” (eleven chapters), authored through specialist leaders of their respective agroforestry-related fields around the world. a complete of a hundred thirty execs from associations in 33 international locations in either constructing and the industrialized temperate areas of the realm contributed to the ebook as bankruptcy authors and/or reviewers. therefore, the booklet offers a accomplished and authoritative account of the worldwide photo of agroforestry this day.

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Additional resources for Agroforestry - The Future of Global Land Use (Advances in Agroforestry)

Example text

The mean temperature rise in the western Antarctic along the Atlantic peninsula has exceeded 2 °C within the last decade. Ten years ago, this was expected to happen in maybe 40 years. The interesting paradox that appears from records and recent research is that in East Africa, the soil temperature probably has not risen significantly over four million years, but what has changed dramatically is the hydrology and the precipitation levels and the impact of those changes on the ecosystems. Today, we are concerned, and rightly so, about unborn generations and the livelihoods of existing populations.

Once the temperature increases by about 2 °C, up to four billion people could be experiencing growing water shortages. Agriculture could cease to be viable in some parts of the world, particularly in the tropics, and millions more people will be at risk of hunger. To respond to these challenges of climate change, food security, and ecosystem degradation, Africa needs an “evergreen revolution” that increases productivity in perpetuity without causing ecological damage. Agroforestry clearly has a key role to play in this evergreen revolution.

Farmers were no longer prohibited from cutting down trees on their own farms. They now had an incentive to farm more intensively with trees. Farmers across the country responded. They dramatically increased their efforts to regenerate and expand the tree populations on their farms. Agroforestry spread across over 5 million ha during the past two decades, protecting the land and the crops, enriching the soil, providing fodder, and creating new income sources from wood and other tree products. The Sahel faces a complex crisis of desertification.

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