Sentence examples for of shallow resources from inspiring English sources

Deep oil and gas resources are increasingly becoming more important as the exploration potential of shallow resources faces ever growing challenges after many years of research and production.

In addition, GHPs have a very minimal effect on the environment, because they make use of shallow geothermal resources within 100 metres (about 330 feet) of the surface.

Nevertheless, the uncontrolled rapid use of shallow groundwater resources to heat or cool urban environments can cause thermal pollution that will limit the long term sustainability of the resource.

In this study, annual surface water estimation includes about 90%% of shallow groundwater resources that have residence time less than or equal to 1 year.

Net energy analyses show that both coal and oil and gas production show a steady declining trend of EROI (energy return on investment) due to the depletion of shallow-buried coal resources and conventional oil and gas resources, which is generally consistent with the approaching peaks of physical production of fossil fuels.

The different possibilities for its utilization are also related to depth and subsurface temperatures and lead to the distinction of shallow and deep geothermal resources.

A steady declining trend can be observed in the EROI ratios of both the coal and the oil and gas industries due to the depletion of shallow-buried coal resources and of conventional oil and gas resources.

From Fig. 9, we can see that the EROIs of China fossil fuels show a declining trend mainly due to the depletion of shallow-buried coal resources and to the move away from conventional oil and gas resources.

Geothermal heat pumps are the key to the utilization of the ubiquitous shallow geothermal resources.

Only incidental observations were made of the important resources of shallow-water shrimps.

Only incidental observations were made on the important resources of shallow-water shrimps.