Not exact matches
According to the company's plan, waste would be treated at a new facility near the mill using a system that would meet all federal environmental standards
for suspended solids and
oxygen depletion.
«What complicates this story is that if these animals are responsible
for a chunk of
oxygen depletion in general, then a change in their habits might have a feedback in terms of
oxygen levels in other parts of the deeper ocean.»
Terrestrial predators can modulate the energy used
for prey capture to maximize efficiency, but diving animals face the conflicting metabolic demands of energy intake and the minimization of
oxygen depletion during a breath hold.
Professor Santilli (nominationed
for the Nobel Prize in chemistry and physics) has raised the issue of atmospheric
oxygen depletion — particularly in some of our largest cities around the world.
However, it remains a major scientific challenge to model and project the changes of the magnitude and intensity of subsurface
oxygen depletion because it depends on changes in ocean circulation, rates of de-nitrification, and nutrient runoff from land, and because global data coverage
for chemical and biological parameters remains poor.
Extreme events of ocean
oxygen depletion leading to anoxia are thought to be prime candidates
for explaining some of the large extinction events in Earth history including the largest such event at the end of the Permian 250 million years ago.
For example, if more methane remains tied up in the ocean depths, the microbial buffet will contribute more seriously to
oxygen depletion, and a corresponding loss of biodiversity.