Question: describe the various uses of forests to human beings
[{'answer': 'acting as a carbon sink', 'provenance': [{'wikipedia_id': '11090', 'title': 'Forest', 'start_paragraph_id': 54, 'start_character': 12, 'end_paragraph_id': 54, 'end_character': 35, 'bleu_score': 1.0, 'section': 'Section::::Societal significance.\n'}]}, {'answer': 'aiding in regulating climate ,', 'provenance': [{'wikipedia_id': '11090', 'title': 'Forest', 'start_paragraph_id': 55, 'start_character': 12, 'end_paragraph_id': 55, 'end_character': 40, 'bleu_score': 1.0, 'section': 'Section::::Societal significance.\n'}]}, {'answer': 'purifying water', 'provenance': [{'wikipedia_id': '11090', 'title': 'Forest', 'start_paragraph_id': 56, 'start_character': 12, 'end_paragraph_id': 56, 'end_character': 27, 'bleu_score': 1.0, 'section': 'Section::::Societal significance.\n'}]}, {'answer': 'serving as a genetic reserve', 'provenance': [{'wikipedia_id': '11090', 'title': 'Forest', 'start_paragraph_id': 58, 'start_character': 12, 'end_paragraph_id': 58, 'end_character': 40, 'bleu_score': 1.0, 'section': 'Section::::Societal significance.\n'}]}, {'answer': 'a source of lumber', 'provenance': [{'wikipedia_id': '11090', 'title': 'Forest', 'start_paragraph_id': 59, 'start_character': 23, 'end_paragraph_id': 59, 'end_character': 41, 'bleu_score': 1.0, 'section': 'Section::::Societal significance.\n'}]}, {'answer': 'recreational areas', 'provenance': [{'wikipedia_id': '11090', 'title': 'Forest', 'start_paragraph_id': 59, 'start_character': 49, 'end_paragraph_id': 59, 'end_character': 67, 'bleu_score': 1.0, 'section': 'Section::::Societal significance.\n'}]}, {'answer': 'mitigating natural hazards such as floods'}, {'answer': 'converting carbon dioxide into oxygen and biomass'}, {'provenance': [{'wikipedia_id': '11090', 'title': 'Forest', 'start_paragraph_id': 0, 'start_character': 0, 'end_paragraph_id': 0, 'end_character': 0, 'bleu_score': 1.0, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 12641844836305607787}, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '11090', 'title': 'Forest', 'section': 'Section::::Societal significance.\n', 'start_paragraph_id': 59, 'end_paragraph_id': 59, 'meta': {'evidence_span': ['serving as a source of lumber and as recreational areas.', 'BULLET::::- serving as a source of lumber and as recreational areas.', 'serving as a source of lumber and as recreational areas.']}}]}]