Sustainable agriculture and conservation tillage: managing the contradictions.
Since the early 1980s, increasing emphasis has been placed on the need for environmentally-oriented approaches to farming (Advisory Panel on Food Security, 1987; Gertler, 1992; Maynes, 1991; Surgeoner and Roberts, 1993). At the same time, agricultural production and market systems have also been undergoing substantial restructuring in the context of...

Preliminary ideas on pesticide during 2006-2010.
Present status Both the state and enterprises have increased inputs in the pesticide industry since the 1990s and the pesticide industry in China has made a considerable development. The output of pesticides in China can basically meet the needs in the agricultural production and there is also...

Bushed again: what can we expect in the next four years?
The ink had barely dried on the tens of thousands of uncounted provisional ballots before the Bush administration started consolidating its power. In the wake of an election in which he received 51.02 percent of the popular vote, less than 31 percent of the electorate, Bush lost no time...

FRONTING THE ENVIRONMENT, 2. The intellectual sorcery of think tanks.
THE INTELLECTUAL SORCERY OF THINK TANKS Conservative think tanks have played a central yet largely unexamined role in the corporate battle against environmental policies and reforms. Think tanks are generally private, tax-exempt research institutes which present themselves as providing impartial disinterested expertise. However they are generally partisan,...

Transport of pesticides via macropores.
Abstract: This report provides an overview of the transport of solutes via macropores focusing on the practical relevance of the phenomenon. After a description of matrix flow and preferential flow in soil, information related to macropores, including their formation and measurement techniques, is briefly presented. Then, the influence of...

Using a physical education environmental survey to identify areas of concern and improve conditions.
[ILLUSTRATION OMITTED] School environmental conditions can impact learning in physical educational classes. Clear air, freedom from excessive noise, adequate indoor and outdoor space, sufficient storage, properly functioning heating and ventilation systems, adequate lighting systems, proper indoor and outdoor drainage systems, and adequate outdoor and indoor surfaces are...

Agriculture provides many environmental benefits.
When people hear the word agriculture, most think of food. But the benefits of agriculture are much more than farm fresh corn or dairy products. Now scientists are investigating how farmers can manage their land to offer everyone more environmental benefits and whether farmers could be paid for providing...

A book the greens don't want you to read.
Those who try to condemn or embarrass you by the company you keep will usually be found to be in very poor company themselves; in any case they are, as I was once taught to say, tackling the man, and not the ball. --Christopher Hitchens, Letters to...

An assessment of mirex concentrations along the southern shorelines of the Great Lakes, USA.
Abstract: Mirex is a persistent and toxic polychlorinated pesticide that has compromised environmental quality in the Great Lakes region since the 1960s. As a bioaccumulative and carcinogenic compound, mirex at its current levels in Lake Ontario is a concern because of the potential for trophic level transfer and biomagnification...

The secret lives of dolphins: for 37 years, Randy Wells has studied the dolphins in Sarasota Bay, revealing the mysteries of the species' behavior to scientists all over the world.
THE SKINNY KID with the glasses really wanted to work at Mote Marine Laboratory. He would do anything to work there--cut up fish, clean the tanks, sweep up--anything. [ILLUSTRATION OMITTED] [ILLUSTRATION OMITTED] [ILLUSTRATION OMITTED] His name was Randy Wells. His family...