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____ rain contains sulphuric ____, nitric ____ and compounds of ammonia.
 
___________ are small earthquakes that occur in the days to years after a larger earthquake.
 
_______ value refers to the value of recreational and leisure activities.
 
___________ technology is technology designed to meet the needs, knowledge and means of local people.
 
______ is claiming refuge and safety in another country.
 
____ offices are the offices of a company that deal with administration and support they are usually based in low cost areas.
 
________ is the water that flows back towards the sea.
 
The _______ of trade is the difference in value between a countries exports and imports in a given period.
 
_____ replenishment or _____ nourishment is the artificial addition of large quantities of sand and sediment to a _____.
 
The larger particles moved along by a river are referred to as _______.
 
Fuels made from renewable, biological resources such as plants or animal waste are called ________.
 
The biological material used to create biofuels is called _______.
 
_____ rate is the number of live births per 1000 of the population.
 
A _____ fault is a fault line that doesn't reach the surface.
 
__________ land refers to old industrial or inner city land that has been abandoned and awaits new use.
 
____________ is the introduction of weirs, locks and other canal features to a natural river.
 
______ footprint is the measurement of all of the greenhouse gases we individually produce.
 
A _________ or predator is an animal that eats other animals.
 
A _________ area is the area from which people are attracted to visit a city, service or institution.
 
Cumulative _________ is the process by which one area becomes the centre of economic activity.