This contrasting situation confirms that bone diagenesis must be treated on a site-by-site basis, and demonstrates that bioapatite is a reliable material to date skeletal remains in arid environments.
All of the fossil sites that have yielded Velociraptor remains preserve an arid environment with fields of sand dunes and only intermittent streams, although the younger Barun Goyot environment seems to have been slightly wetter than the older Djadochta.
Production of high-yielding quality forage remains a challenge in arid and semi-arid conditions.
The time at which deserts established their current arid or hyper-arid conditions remains a fundamental question regarding the history of Earth.
Knowledge of wetland systems from sub-humid and semi-arid regions remains poor, particularly with regards to surface water groundwater interactions.
Nevertheless, because complex response mechanisms to multiple and variable stressors are involved, the contribution of quantitative genetics and molecular biology for the improvement of B. taurus to a stressful tropical and/or semi-arid environment remains to be fully assessed.
Although it is on the shores of the Caspian Sea, the Abşeron region nevertheless remains one of the most arid parts of Azerbaijan.
However, which PET model performs best and can be used to predict crop AET over the entire growth season in arid regions still remains unclear.
Classifying Remote Sensing (RS) imagery for reliable and accurate Land Use/Land Cover (LU/LC) change information still remains a challenge in heterogeneous and arid landscapes due to spectrally similar LU/LC features.
Despite a fine new tarmac road, this miraculous site remains serene, lost in a landscape of arid mountains and sudden patches of green where most people still rely on donkeys for transport.
