Setengah dari populasi dunia akan menghadapi kekurangan makanan yang serius dalam abad ini. 14 (University of Washington researchers, in Science, 2009) Panen sudah dipersulit oleh kekeringan atau banjir di Rusia, Jerman, Kanada, Argentina, Australia, Ukraina, Pakistan, dan lain-lain. 15 (Sept 2010) Harga makanan naik 5% secara global pada bulan Agustus 2010. Di Mozambik, reaksi kerusuhan karena kenaikan harga roti menyebabkan 10 kematian dan 300 luka-luka. 16,17,18 (Sept 2010) Harga makanan tinggi yang memicu kerusuhan mematikan di seluruh dunia pada tahun 2008 adalah akibat kombinasi dari perubahan iklim dan meningkatnya permintaan untuk makanan ternak dari populasi di India dan China.19  Jumlah orang yang masih menderita kelaparan melebihi 1 miliar untuk pertama kalinya pada tahun 2009.20  Lebih dari 9 juta orang meninggal di seluruh dunia setiap tahunnya karena kelaparan dan kekurangan makanan. Lima juta adalah anak-anak.21  
Referensi 
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