Question: describe how soil damage due to salinity could be reduced
[{'answer': 'by leaching soluble salts', 'provenance': [{'wikipedia_id': '64599', 'title': 'Soil salinity', 'start_paragraph_id': 19, 'start_character': 80, 'end_paragraph_id': 19, 'end_character': 105, 'bleu_score': 1.0, 'section': 'Section::::Consequences of salinity.\n'}]}, {'provenance': [{'wikipedia_id': '64599', 'title': 'Soil salinity', 'start_paragraph_id': 19, 'start_character': 0, 'end_paragraph_id': 19, 'end_character': 398, 'bleu_score': 0.9657992495762461, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 12196081321337033034}, 'section': 'Section::::Consequences of salinity.\n'}]}]