Acid rain's dirty business: stealing minerals from soil

Article Abstract:

A study of a new Hampshire forest shows that a its slow recovery from acid rain pollution, despite large reductions in power-plant sulfur emissions, was due to soil contamination. Gene Likens, Donald Buso and Charles Driscoll determined that the sulfur leached vital minerals from the soils.

Environmental aspects, Pollution, Forests and forestry, Forests, Soil pollution, Acid rain, Acid deposition

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New biotech law shores up U.S. firms

Article Abstract:

Pres Clinton signed into law a bill that makes familiar genetic engineering processes patentable if they use or produce a novel product. In the past a biotech firm could patent a gene and a host cell, but any company could use them to produce the desired hormone or other end-product.

Interpretation and construction, Intellectual property, Genetic engineering, Patent law

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New "guiding" protein discovered

Article Abstract:

Scientists have identified a protein that maneuvers phenols so that plant cells form only one type of stereoisomer. The discovery could lead to techniques for producing artificial lignin, the glue that bonds trees.

Phenols, Phenols (Class of compounds), Lignin, Plant proteins, Stereoisomers

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