Global land cover mapping with satellite remote sensing – progress at Tsinghua

Peng Gong

Center for Earth System Science, Tsinghua University

Mexico City, Nov 10, 2015

2010 global 30m land cover data product, distributed by Tsinghua University of China, has been widely downloaded and used – US is the second biggest user - Gong P et al 2013

The data product has been continuously been improved

Distribution site: http://data.ess.tsinghua.edu.cn

New development - First 250 m resolution global land cover series with spatio-temporal contextual classification

2000 – 2001 - 2002

With 3 yr MODIS time series dataMethod – Liu, Kelly and Gong, 2006, RSELiu, Song, Townshend, Gong, 2008, RSE

2009 – 2010 - 2011

Wang et al., 2015 ， ISPRS PRS

New development - Global 1 km potential wetland map

Zhu and Gong, 2014. Science China Earth Sci

New development – 2014 Africa Land CoverResults – FROM-GLC classification scheme

New development – 2014 Africa land cover Classification Results – using GLC2000 scheme

Global daily water cover from 500m MODIS dataResult – Water cover frequency in 2014

Number of days covered by water

Daily global in land water area statistics

Ongoing work – global settlement mappingTo be completed in mid 2016

Human settlement density of China (2010). Note: aggregated to 250m.

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