1. A major task for the planner is to decide which resources are vital and then to discover the size of the available stock.

1. The launching of Earth Resource Technology satellite in 1977 was a major step forward.
2. Resource evaluation from satellites is particularly valuable as infra-red photography, radar scanning and other technical developments have supplied new tools to increase our knowledge of the earth and its potentials.
3. This stocktaking has been considerably aided by the development of techniques for the remote sensing of the environment such as aerial or satellite photography.
4. It was specifically designed to record and transmit resource information back to earth.

6. There is still a great deal of work to be done before knowledge of the stock of resources is complete.

1. The word "history" in a dictionary means a record of past events, involving people, their countries, etc.

1. He or she is concerned with the study of the events for which records have been prepared by the historians.
2. While reading history, realities of the past should be taken into account.
3. It usually incorporates an interpretation and assessment of the causes and consequences of those events.
4. The common man is not concerned with the study of the records prepared by the historians.

6. They should be compared with the successes or failures of the present and try to work for a better future.

1. When other people are manifesting a certain feeling, it seems natural to have the same feeling yourself.

1. This "feeling with" another person is sympathy.
2. Often there is something more to it than mere imitation.
3. Gay, happy companions infect you with a happy feeling, sad companions with gloomy feeling.
4. Whether it is an instinctive response or a learned response, has not been proved one way of the other.

6. Often there is a positive motive involved, a desire to feel the same as your friend is feeling.

1. Finicky consumers in the rich word may be rejecting genetically modified crops,

1. At the moment, 9% of the world's maize crop is lost to insect pests which costs $5.7 billion, while a further $550 million is spend on insecticide.
2. But a report suggests many poor countries are embracing them enthusiastically.
3. The widespread deployment at Bt. Maize could halve the figures.
4. The report examines the take-up of maize that has had the gene for a natural insecticide produced by a bacterium, called bacillus Thuringiensis, or Bt. engineered into it.

6. Gains in countries where Bt. maize is already planted commercially, range from 5% to 10%.

1. The first man in Europe to succeed in his aim of making white translucent hard porcelain was Bottcher.

1. Bottcher’s own story was that he left William to work for Augustus II because he was annoyed at the unbearable supervision to which he was subjected.
2. He got away just in time.
3. He first worked for William I as an alchemist.
4. The true story probably was Bottcher himself became doubtful whether the shift which he turned out was really gold and decided to get away.

6. In fact as soon as he reached the first town in Saxony he was arrested at the request of his last employer William.