Sentence examples for great problem due from inspiring English sources

Groundwater contamination has become a great problem due to rapid growth rate of population, industrialization and urbanization in the metropolitan city all over the world.

On the other hand, it is necessary to certify that organic matter does not come from urban waste, which is a great problem due to the possible appearance of high levels of heavy metals.

Recent trends show that our world is moving towards the greatest problem due to deficiency of quality and quantity of water.

The current generation pattern of e-waste consisted of dead electronic and electrical equipments poses one of the world's greatest pollution problem due to the lack of appropriate recovery technology.

Textile wastewaters contain high concentrations of unfixed dyes (mostly azo and anthraquinone dyes) which cause great pollution problems due to their recalcitrance against conventional aerobic treatments and the generation of toxic aromatic intermediates during anaerobic treatment [ 39].

Previous epidemiological research has shown that persons who state being sensitive to noise report greater sleeping problems due to traffic than non-sensitive persons.

Hard thin films on soft substrates have a load-bearing problem due to their great differences in mechanical properties.

Despite intensive efforts, nosocomial acquisition of multi-drug resistant (MDR) AB is still a problem due to the great ability of AB to disseminate from and colonize human and environmental reservoirs [ 3, 4].

Water pollution is a great problem throughout the world and ground water pollution occurs due to disposal of industrial effluents and domestic sewage into watercourses [ 3].

That is the great problem".

Their great problem is operating expenses.