Sentence examples similar to it has required significant effort from inspiring English sources

Extracting that information in order to allow searching has required significant effort.

Establishing training schools and workshops for long-term sustainability in this area has required significant efforts.

The Pasig, which flows through the city of Manila, was once commercially important as a nexus for interisland trade but is no longer navigable except by small craft; heavy pollution has required significant cleanup efforts.

Modeling and optimization of complex systems traditionally have required significant programming efforts in order to encode the model dynamics, the cost functions and the constraints in a format suitable for state of the art numerical algorithms.

Simulating that appearance properly would have required significant additional modeling efforts without adding to the usefulness of the simulator, as there are hardly any image analysis algorithms that can extract useful information from such dense regions.

These efforts have required significant investment of both private and public funds.

It has required a huge effort from course workers to salvage and prepare the tracks.

In some sites creating a level living surface was relatively easy, whereas in others it required significant effort.

How many times have you had a customer problem that required significant effort to resolve, only to have the same problem happen again with another customer?

Although collecting data is achievable, as we have demonstrated (see also http://www.biogrid.org.au), we acknowledge that it does require significant effort and resources.

This chicken-egg cycle can be circumvented, but it requires significant effort in building women's networks.