Biochar for Environmental Management

Biochar for Environmental Management

Author: Dr. Johannes Lehmann

Publisher: Earthscan

Published: 2009

Total Pages: 449

ISBN-13: 1849770557

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"Biochar is the carbon-rich product when biomass (such as wood, manure, or crop residues) is heated in a closed container with little or no available air. It can be used to improve agriculture and the environment in several ways, and its stability in soil and superior nutrient-retention properties make it an ideal soil amendment to increase crop yields. In addition to this, biochar sequestration, in combination with sustainable biomass production, can be carbon-negative and therefore used to actively remove carbon dioxide from the atmosphere, with major implications for mitigation of climate change. Biochar production can also be combined with bioenergy production through the use of the gases that are given off in the pyrolysis process.This book is the first to synthesize the expanding research literature on this topic. The book's interdisciplinary approach, which covers engineering, environmental sciences, agricultural sciences, economics and policy, is a vital tool at this stage of biochar technology development. This comprehensive overview of current knowledge will be of interest to advanced students, researchers and professionals in a wide range of disciplines"--Provided by publisher.


The Pictorialization of Dürer's Drawings in Northern Europe in the Sixteenth and Seventeenth Centuries

The Pictorialization of Dürer's Drawings in Northern Europe in the Sixteenth and Seventeenth Centuries

Author: Kayo Hirakawa

Publisher: Peter Lang

Published: 2009

Total Pages: 182

ISBN-13: 9783039117253

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This book examines the unique phenomenon of the pictorialization of Dürer's drawings. Representative Northern European painters in the sixteenth and seventeenth centuries - such as Hans Schäufelein, Jacob Hoefnagel and Jan Brueghel the Elder - reproduced Dürer's drawings, from single motifs to whole compositions in brilliant colors. This publication discusses the character of Dürer's workshop, preferences for drawings in Renaissance Germany, questions about authorship and ownership around works of art and the reception and adaptation of the Northern Renaissance art in the Prague Mannerism. It also demonstrates how in the course of the sixteenth century the evaluation of Dürer's drawings in Northern Europe changed.