More than 50% of the total energy produced is typically rejected in the form of waste heat from various processes. The grand challenge is that most of this waste heat is released at temperatures much lower than 1000 C, which makes it difficult to...
A growing interest has manifested itself within the past two or three years in "phytin" and "phytic acid", and in some of the compounds of the latter. Posternak first isolated this substance from the seeds of the red fir,...
Aquatic ecosystems face major transformations as humans increasingly alter their environment by introducing exotic species and changing the temperature regime and nutrient availability of freshwater systems. The impacts of such alterations of...
Water treatment facilities strive to provide potable drinking water to the community which they service. The most common way of insuring drinkable water that is free of pathogens is water chlorination, but this can lead to the production of...
In 2003, Wilson Creek running through Bernheim Arboretum and Research Forest in central Kentucky was restored to its original winding path through a valley field. Early 20th century settlers had previously redirected this creek to run a straight...
Soon after the atomic theory was established, it was found that the plant uses as sources of food not only the air and water, but also different constituents of the soil, dissolved in the soil moisture—the mineral nutrients. Ashes of different...
