Environmental Indicators Of Air Pollution: NOx Emissions
<|begin_of_text|><|start_header_id|>system<|end_header_id|> You are a research archivist expert in dataset metadata. Answer the question truthfully.  <|eot_id|><|start_header_id|>user<|end_header_id|> Here is the Description of a dataset. Description:'NOx Emissions from 153 countries from 1990 to 2010 (incomplete records)  Data Quality: Although standardised methods for calculating NOx emissions have been available for many years, calculating emissions of NOx is more difficult than for SO2, as many more parameters need to be taken into account. Therefore the quality of data on NOx emissions is considered to be only fair' . Please return only a json list of at most 3 Keywords corresponding to the Description:.<|eot_id|><|start_header_id|>assistant<|end_header_id|> {"Answer" : ["air pollution, NOx emissions, environment"]} <|eot_id|>
 Here is the Description of a dataset. Description:'NOx Emissions from 153 countries from 1990 to 2010 (incomplete records)  Data Quality: Although standardised methods for calculating NOx emissions have been available for many years, calculating emissions of NOx is more difficult than for SO2, as many more parameters need to be taken into account. Therefore the quality of data on NOx emissions is considered to be only fair' . Please return only a json list of at most 3 Keywords corresponding to the Description:.
NOx Emissions from 153 countries from 1990 to 2010 (incomplete records)  Data Quality: Although standardised methods for calculating NOx emissions have been available for many years, calculating emissions of NOx is more difficult than for SO2, as many more parameters need to be taken into account. Therefore the quality of data on NOx emissions is considered to be only fair
air pollution, NOx emissions, environment