This research applies a task-based approach to measure and interpret changes in the employment structure of the 168 largest U.S. cities in the period 1990–2009. As a result of technological change some tasks can be placed at distance, while others
require proximity. It constructs a measure of task connectivity to investigate which tasks are more likely to require proximity relative to others. The results suggest that cities with higher shares of connected tasks experienced higher employment growth
Some long-term and short-term geographical tasks in the Global Change Programme in Global Change.
The geographical tasks of the Programme are determined by the essence of the geographical approach to the study of global changes of the geosphere-biosphere system. This approach aims at the resolving of two types of questions : a) what local
A vizminoségvédelem területi teendoi a tatai kornyezetvédelmi modellterületen, külonos tekintettel a tatai Nagyto vizének szennyezodésére. (Tasks of protection of water in the Tata model area of environmental protection, with a special regard
In the Hungarian model area of environmental protection near Tata water quality problems are apparent and the consequent tasks are urgent. (CK).
-countries. Demonstrates the different branches of transport and their special tasks in connection with the socialist economic integration. To master these tasks a close cooperation in transport-matters of the CMEA exists on several levels. Central point
of the cooperation is the organization of an integrated transportsystem, which requires the complex adaptation of the national transport-systems. In this system railway-and pipeline-transport take charge of the most important tasks.