The first step in mining activities is rock excavation in both mine development and production. Constant pressure for cost reduction and creating an improved/safe work environment for personnel has naturally resulted in increased use of mechanical excavation systems in many mining operations. Also, mechanical excavation and mining is more compatible with automation, meaning possibility of reduc...

In 2014, I was on the Board of Directors of the Society of Urologic Oncology (SUO) when Merck announced having shortages of Tice strain Bacillus Calmette Guerin (BCG), a critical “drug” for treating intermediate and particularly high risk non-muscle invasive (NMI) urothelial cancer (UC) of the bladder, including carcinoma-in-situ (CIS) and high-grade (HG), stage Ta and T1 disease after transure...

The study was conducted in dry lands of Madurai district with a sample size 150 to the vulnerability, resilience and adaptation strategies climate change also assess sustainability land farming livelihood security farmers. results revealed that Thirumangalam block highly vulnerable index value 0.689. In ecological sustainability, sorghum more sustainable. Economic viability analyses showed cott...

Protests in Hong Kong over plans to allow extradition from mainland China is going on since mid-2019. These reforms are seen as a threat Kongers’ freedom. The protesters expanded their demands for democratic reform and opposition Beijing’s introduction new national security law. Following the continued protests, UK government invited five million residents relocate country. purpose of this arti...

Abstract The COVID-19 pandemic and the Ukraine war mark a turning point for German labour market. These crises accelerate transformative forces that have been at work some time, such as digitalisation decarbonisation, are likely to permanently change international division of mobility. shortage skilled workers, which already hampered development ahead crisis, has now grown into broader also rea...