The snow leopard ( Panthera uncia ) is one of the world's most elusive felids. In Bhutan, which 12 countries where species still persists, reliable information on its distribution and habitat suitability lacking, thus impeding effective conservation planning for species. To fill this knowledge gap, we created a country-wide model using “presence-only” data from 420 occurrences (345 sign survey ...

Characteristics of produced concrete become changedthrough changingthe characteristics of materials constituting the concrete. These changes include: The quality of cement, the real ration of water to cement: with neglecting the further water within the aggregates or lack of that, the consideredratio fluctuates and the characteristics of the aggregate which are related to the following dimensio...