Another study, covering the past 20 million years, estimated Pliocene atmospheric CO 2 levels at no more than 325 ppmv (or at most 350 ppmv when data points just outside the Pliocene epoch are ...
This is a preview. Log in through your library . Abstract The virulence of pigeon paramyxovirus type 1 (PPMV-1) for different species of birds was investigated in two independent sets of experiments ...
MISSOULA, Mont. — The Montana Fish, Wildlife & Parks have responded to multiple outbreaks of pigeon paramyxovirus (PPMV) in Missoula and Ravalli counties over the last few months. The disease has only ...
Like natural gas, combusting hydrogen at high temperatures produces nitrogen oxide whose emissions need to be permitted by an environmental regulator and controlled. But hydrogen’s molecular makeup ...
The research looked at peaks in biodiversity loss and their relationship with atmospheric CO2, finding 50 events over the last 534 million years that can be considered mass extinctions. When you ...
Alarm bells were sounding in the United Kingdom in October. Nope, it wasn’t another economic crisis, but a bout of the so-called “zombie pigeon” disease.# Pigeons were making odd movements and ...
It's not the bird flu, but it is killing birds in Missoula and Ravalli counties. The Montana Department of Fish, Wildlife & Parks announced Tuesday morning that the agency "has responded to multiple ...
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