Research ArticleENVIRONMENTAL SCIENCES

Addressing China’s grand challenge of achieving food security while ensuring environmental sustainability

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Science Advances  20 Feb 2015:
Vol. 1, no. 1, e1400039
DOI: 10.1126/sciadv.1400039
  • Fig. 1 Global challenges and interrelations within the water-food-energy nexus.
  • Fig. 2 Interaction between food production and environmental systems.

    Courtesy of Ian Toth.

Supplementary Materials

  • Supplementary material for this article is available at http://advances.sciencemag.org/cgi/ content/full/1/1/e1400039/DC1

    Fig. S1. The change in China’s urban and rural population (in millions) in 1980 to 2012.

    Fig. S2. The change in China’s annual population growth rate (percentage) in 1970 to 2030.

    Fig. S3. The increase in China’s real GDP since 1950 and the predicted continued increase to 2020.

    Fig. S4. Per capita food consumption (kilogram per person) in China since 1980.

    Fig. S5. Water availability index for China.

    Fig. S6. Surface water pollution and grain yield in 2010.

    Fig. S7. The increase in anthropogenic reactive nitrogen emissions in China since 1980.

    Fig. S8. Governmental departments influencing food security.

    Table S1. Aggregate wheat production loss (WPL) in the years 2000 and 2020 estimated by O3 dose metrics [AOT40 (ppb.h), accumulated hourly ozone concentration over 40 ppb] for the top five wheat-producing provinces in China as well as for all of China.

  • Supplementary Materials

    This PDF file includes:

    • Fig. S1. The change in China’s urban and rural population (in millions) in 1980 to 2012.
    • Fig. S2. The change in China’s annual population growth rate (percentage) in 1970 to 2030.
    • Fig. S3. The increase in China’s real GDP since 1950 and the predicted continued increase to 2020.
    • Fig. S4. Per capita food consumption (kilogram per person) in China since 1980.
    • Fig. S5. Water availability index for China.
    • Fig. S6. Surface water pollution and grain yield in 2010.
    • Fig. S7. The increase in anthropogenic reactive nitrogen emissions in China since 1980.
    • Fig. S8. Governmental departments influencing food security.
    • Table S1. Aggregate wheat production loss (WPL) in the years 2000 and 2020 estimated by O3 dose metrics AOT40 (ppb.h), accumulated hourly ozone concentration over 40 ppb for the top five wheat-producing provinces in China as well as for all of China.

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