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Timber stair treads for some stairways used as fire exits may be required by the building code to be high-density timber for resistance to abrasion, fire resistance and strength. The timber flooring is primarily an appearance graded product, but has a hardness requirement that many other timber components do not have. Stairs have a nomenclature of their own, and often the timber selected for use in stairs and balconies has a number of different performance considerations: The manufacture...

Now, an international team of forest and climate researchers has found that halving deforestation rates by mid-century would account for 12 percent of total emissions reductions needed to keep concentrations of heat-trapping gases in the atmosphere at safe levels. Recent studies by Woods Hole Research Center scientists demonstrate that during years of severe drought, tropical rainforest fires can double emissions from tropical forests. Tropical deforestation is the source of nearly a fifth...

Stewardship of the natural environment, a charge that most people in the Toledo see as a primary responsibility of the park district, would appear to preclude such deforestation. But the fact that the Metroparks organization is making the right call in meeting its responsibility to care for the land doesn't ease the pain of local residents who love the trees, or those to whom it is anathema to cut down any tree. Many of the pines were hard hit by a drought 19 years ago and have become...

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