Sentence examples for extremely difficult to estimate from inspiring English sources

Overall, as John Hawksworth of PriceWaterhouseCoopers says, it is extremely difficult to estimate the economic benefits.

In contrast, it can be extremely difficult to estimate costs of items produced by complex batch and assembly processes.

The great diversity of the damage mechanisms and its evolution patterns make it extremely difficult to estimate the strength margins.

Euan Nisbet, an expert on atmospheric science at Royal Holloway, University of London, said it was extremely difficult to estimate a country's methane emissions.

The power consumption of state of the art supercomputers, because of their complexity and unpredictable workloads, is extremely difficult to estimate.

The great diversity of the damage mechanisms and their patterns of evolution makes it extremely difficult to estimate the strength margins.

The action was so disparate it was extremely difficult to gauge the total numbers involved, with estimates ranging from about 50,000 to more than 130,000.

Worldwide identified reserves of lithium in 2008 were estimated by the US Geological Survey as 13 million tonnes, though it is extremely difficult to accurately estimate the world's lithium reserves, and some have predicted a Lithium Gold Rush. as finite reserves are depleted.

Study author Corey Rhyan told me the projection is probably on the conservative side because it's extremely difficult to comprehensively estimate the epidemic's toll on society.

It is extremely difficult to accurately estimate the prevalence of disorders such as FASD.

In addition, the populations studied in Taiwan, India, and Bangladesh received their water from a large number of small-town or domestic wells with wide variations in arsenic concentrations, even between closely located wells (Guha Mazumder et al. 1998; Van Geen et al. 2002), making it extremely difficult to accurately estimate early-life exposure decades earlier.