Lee I, Skerett P: Physical activity and all-cause mortality: what is the dose-response relation?. Med Sci Sports Exerc. 2001, 33: S459-S471. 10.1097/00005768-200106001-00016.
Berlin JA, Colditz GA: A meta-analysis of physical activity in the prevention of coronary heart disease. Am J Epidemiol. 1990, 132: 612-628.
Colditz GA, Cannuscio CC, Frazier AL: Physical activity and reduced risk of colon cancer: implications for prevention. Cancer Causes Control. 1997, 8: 649-667. 10.1023/A:1018458700185.
Biddle S: Emotion, mood and physical activity. Physical activity and psychological well-being. Edited by: Biddle S, Fox K, Boutcher S. 2000, London: Routledge, 63-87.
Wen CP, Wai JPM, Tsai MK, Yang YC, Cheng TYD, Lee M-C, Chan HT, Tsao CK, Tsai SP, Wu X: Minimum amount of physical activity for reduced mortality and extended life expectancy: a prospective cohort study. The Lancet. 2011, 378: 1244-1253. 10.1016/S0140-6736(11)60749-6.
Ministry of Health: A Portrait of Health: Key results of the 2006/07 New Zealand Health Survey. 2008, Wellington: Ministry of Health
Sport and Recreation New Zealand: Sport, recreation and physical activity participation among New Zealand adults: Key results of the 2007/08 Active NZ Survey. 2008, Wellington: SPARC
Adolescent Health Research Group: Youth'07: The Health and Wellbeing of Secondary School Students in New Zealand. Technical Report. 2008, Auckland: The University of Auckland
Bassett DR, Pucher J, Buehler R: Walking, cycling, and obesity rates in Europe, North America, and Australia. J Phys Act Health. 2008, 5: 795-814.
Hamer M, Chida Y: Active commuting and cardiovascular risk: a meta-analytic review. Prev Med. 2008, 46: 9-13. 10.1016/j.ypmed.2007.03.006.
Andersen LB, Schnohr P, Schroll M, Hein HO: All-cause mortality associated with physical activity during leisure time, work, sports, and cycling to work. Arch Intern Med. 2000, 160: 1621-1628. 10.1001/archinte.160.11.1621.
Matthews CE, Jurj AL, Shu X-O, Li H-L, Yang G, Li Q, Gao Y-T, Zheng W: Influence of exercise, walking, cycling, and overall nonexercise physical activity on mortality in Chinese women. Am J Epidemiol. 2007, 165: 1343-1350. 10.1093/aje/kwm088.
Victoria Transport Policy Institute: Community Livability: Helping to create attractive, safe, cohesive communities. [http://www.vtpi.org/tdm/tdm97.htm]
Litman T: Evaluating transportation equity: Guidance for incorporating distributional impacts in transportation plannin. 2007, Victoria, BC: Victoria Transport Policy Institute
Wittink R: Planning for cycling supports road safety. Sustainable transport: Planning for walking and cycling in urban environments. Edited by: Tolley R. 2003, Cambridge: Woodhead Publishing Limited, 172-188.
Higgins PAT: Exercise-based transportation reduces oil dependence, carbon emissions and obesity. Environ Conserv. 2005, 32: 197-202. 10.1017/S037689290500247X.
Sport & Recreation New Zealand: Sport and Recreation Profile: Cycling - Findings from the 2007/08 Active New Zealand Surve. 2009, Wellington: Sport & Recreation New Zealand
Statistics New Zealand: NZ Census Travel-to-Work data 2001. [http://www.stats.govt.nz/tools_and_services/tools/TableBuilder/2001-population-census/travel-to-work.aspx]
Statistics New Zealand: 2006 Census of Population and Dwellings tables. [http://www.stats.govt.nz/tools_and_services/tools/TableBuilder/2006-census-pop-dwellings-tables/selected-tables.aspx#travel]
Ministry of Transport: Cycling for transport. Household Travel Survey v3 October 2011. [http://www.transport.govt.nz/research/Documents/Cycling-for-transport-Oct-2011.pdf]
Pucher J, Buehler R: Making cycling irresistable: lessons from the Netherlands, Denmark, and Germany. Transp Rev. 2008, 28: 495-528. 10.1080/01441640701806612.
Goldsmith S: National Bicycling and Walking Study. Case Study No.1: Reasons why bicycling and walking are and are not being used more extensively as travel modes. FHWAPD-92-041. 1992, Washington: US Department of Transportation Federal Highway Administration
Delinger A, Stanton C: Barriers to children walking and biking to school. Morb Mortal Wkly Rep. 2002, 51: 701-704.
Lord A, Murray S: Cycling - A secondary issue: Cycling in Leeds Secondary Schools Years 7, 8 and 9. 2004, Leeds: Leeds City Council Road Safety Unit
Nicholson A, Kingham S: The University of Canterbury Transport Strategy. Presented at the 26th Australasian Transport Research Forum: 1-3. 2003, October ; Wellington
Hanson S, Hanson P: Evaluating the impact of weather on bicycle use. Transp Res Rec. 1977, 629: 43-48.
Goldsmith S: Reasons why bicycling and walking are not being used more extensively as travel modes. 1992, Washington: US Department of Transportation
Niemeier DA: Longitudinal analysis of bicycle count variability: results and modeling implications. J Transp Eng. 1996, 122: 200-10.1061/(ASCE)0733-947X(1996)122:3(200).
Nankervis M: The effect of weather and climate on bicycle commuting. Transp Res Part A Policy Pract. 1999, 33: 417-431. 10.1016/S0965-8564(98)00022-6.
Emmerson P, Ryley TJ: The impact of weather on cycle flows. Traffic Eng Control. 1998, 39: 238-243.
Richardson A: Seasonal and weather impacts on urban cycling trips. TUTI Report 1- 2000. 2000, Victoria: The Urban Transport Institute
Rietveld P, Daniel V: Determinants of bicycle use: do municipal policies matter?. Transp Res Part A Policy Pract. 2004, 38: 531-550. 10.1016/j.tra.2004.05.003.
Winters M, Friesen MC, Koehoorn M, Teschke K: Utilitarian bicycling: a multilevel analysis of climate and personal influences. Am J Prev Med. 2007, 32: 52-58. 10.1016/j.amepre.2006.08.027.
Parkin J, Wardman M, Page M: Estimation of the determinants of bicycle mode share for the journey to work using census data. Transportation. 2008, 35: 93-109.
Thomas T, Jaarsma R, Tutert B: Temporal variations of bicycle demand in the Netherlands: The influence of weather on cycling. Presented at Transportation Research Board 88th Annual Meeting 11-15 January 2009; Washington DC. 2009, Washington D.C: Transportation Research Board
Saneinejad S: Modelling the impact of weather conditions on active transportation travel behaviour. Master Thesis. University of Toronto, Civil Engineering. 2010
Heinen E, Maat K, van Wee B: Day-to-day choice (not) to commute by bicycle. Presented at Transportation Research Board 90th Annual Meeting: 21-27 January 2011; Washington D.C. 2011, Washington D.C: Transportation Research Board
Yang Y, Diez Roux AV, Bingham CR: Variability and seasonality of active transportation in USA: evidence from the 2001 NHTS. Int J Behav Nutr Phys Act. 2011, 8: 96-10.1186/1479-5868-8-96.
Børrestad LAB, Andersen LB, Bere E: Seasonal and socio-demographic determinants of school commuting. Prev Med. 2011, 52: 133-135. 10.1016/j.ypmed.2010.12.006.
National Institute of Water and Atmospheric Research (NIWA): New Zealand national climate summary 2009: extreme temperature swings. [http://www.niwa.co.nz/our-science/climate/publications/all/cs/annual/2009]
New Zealand Household Travel Survey: Regional results 2003-2010 (Two-yearly moving average). [http://www.transport.govt.nz/research/LatestResults/]
Tin Tin S, Woodward A, Thornley S, Ameratunga S: Cycling and walking to work in New Zealand, 1991-2006: regional and individual differences, and pointers to effective interventions. Int J Behav Nutr Phys Act. 2009, 6: 64-10.1186/1479-5868-6-64.
Tin Tin S, Woodward A, Thornley S, Ameratunga S: Regional variations in pedal cyclist injuries in New Zealand: safety in numbers or risk in scarcity?. Aust N Z J Public Health. 2011, 35: 357-363. 10.1111/j.1753-6405.2011.00731.x.
Integrated Traffic Solutions Ltd (ITS): Cycle Counting. [http://www.safe4u.co.nz/]
The National Climate Database. [http://cliflo.niwa.co.nz/]
Aultman-Hall L, Lane D, Lambert R: Assessing Impact Of Weather And Season On Pedestrian Traffic Volumes. Transp Res Rec. 2009, 2140: 35-43. 10.3141/2140-04.
New Zealand Transport Agency: Viastrada Ltd: Continuous Cycle Counting Trial. 2009, Wellington: New Zealand Transport Agency
Nordback K, piatkowski D, Janson BN, Marshall W, Krizek KJ, Main D: Testing inductive-loop bicycle counters on shared roadways. Presented at Transportation Research Borad 90th Annual Meeting: 21-27 January 2011; Washington D.C. 2011, Washington D.C: Transportation Research Board
Land Transport New Zealand: Viastrada Ltd: Cycle counting in New Zealand. 2008, Wellington: Land Transport New Zealand
Nankervis M: The effects of weather and climate on urban bicycle commuters' decision to ride. A pilot survey Road Transp Res. 1999, 8: 85-97.
Chan C, Ryan D: Assessing the effects of weather conditions on physical activity participation using objective measures. Int J Environ Res Public Health. 2009, 6: 2639-2654. 10.3390/ijerph6102639.
Tin Tin S, Woodward A, Thornley S, Langley J, Rodgers A, Ameratunga S: Cyclists' attitudes toward policies encouraging bicycle travel: findings from the Taupo Bicycle Study in New Zealand. Health Promot Int. 2010, 25: 54-62. 10.1093/heapro/dap041.
Munster D, Koorey G, Walton D: Role of road features in cycle-only crashes in New Zealand. Transfund New Zealand Research Report No. 211. 2001, Wellington: Transfund New Zealand
Gill M, Goldacre MJ: Seasonal variation in hospital admission for road traffic injuries in England: analysis of hospital statistics. Inj Prev. 2009, 15: 374-378. 10.1136/ip.2009.021675.
European Commission: cycling: the way ahead for towns and cities. 1999, Luxembourg: Office for Official Publications of the European Communities
Buehler R, Tech V, Pucher J: Cycling to sustainability in Amsterdam. Sustain Fall/Winter. 2010, 21: 36-40.
Bruce P: The perceptions of weather and its influence on biking comfort. Presented at NZ Cycling Symposium: 14-15. 2000, July ; Palmerston North
San Francisco Municipal Transportation Agency: City of San Francisco 2010 Bicycle Count Report. 2010, San Francisco: San Francisco Municipal Transportation Agency