It can take more than 1000 years to form a centimeter of topsoil.

The International Union of Soil Sciences (IUSS) is the global union of soil scientists. The objectives of the IUSS are to promote all branches of soil science, and to support all soil scientists across the world in the pursuit of their activities. This website provides information for IUSS members and those interested in soil science.

IUSS Alerts 2011-2016

IUSS Alert 138 (December 2016) - Addendum

IUSS Alert 138 (December 2016)

IUSS Alert 137 (November 2016)

IUSS Alert 136 (October 2016)

IUSS Alert 135 (September 2016)

IUSS Alert 134 (August 2016)

IUSS Alert 133 (July 2016)

IUSS Alert 132 (June 2016)

IUSS Alert 131 (May 2016)

IUSS Alert 130 (April 2016)

IUSS Alert 129 (March 2016)

IUSS SpecialAlert 128-1 (March 2016)

IUSS Alert 128 (February 2016)

IUSS Alert 127 (January 2016)

IUSS Alert 126 (December 2015)

IUSS Alert 125 (November 2015)

IUSS Alert 124 (October 2015)

IUSS Alert 123 (September 2015)

IUSS Alert 122 (August 2015)

IUSS Alert 121 (July 2015)

IUSS Alert 120 (June 2015)

IUSS Alert 119 (May 2015)

IUSS Alert 118 (April 2015)

IUSS Alert 117 (March 2015)

IUSS Alert 116 (February 2015)

IUSS Alert 115 (January 2015)

IUSS Alert 114 (December 2014)

IUSS Alert 113 (November 2014)

IUSS Alert 112 (October 2014)

IUSS Alert 111 (September 2014)

IUSS Alert 110 (August 2014)

IUSS Alert 109 (July 2014)

IUSS Alert 108 (June 2014)

IUSS Alert 107 (May 2014)

IUSS Alert 106 (April 2014)

IUSS Alert 105 (March 2014)

IUSS Alert 104 (February 2014)

IUSS Alert 103 (January 2014)

IUSS Alert 102 (December 2013)

IUSS Alert 101 (November 2013)

IUSS Alert 100 (October 2013)

IUSS Alert 99 (September 2013)

IUSS Alert 98 (August 2013)

IUSS Alert 97 (July 2013)

IUSS Alert 96 (June 2013)

IUSS Alert 95 (May 2013)

IUSS Alert 94 (April 2013)

IUSS Alert 93 (March 2013)

IUSS Alert 92 (February 2013)

IUSS Alert 91 (January 2013)

IUSS Alert 90 (December 2012)

IUSS Alert 89 (November 2012)

IUSS Alert 88 (October 2012)

IUSS Alert 87 (September 2012)

IUSS Alert 86 (August 2012)

IUSS Alert 85 (July 2012)

IUSS Alert 84 (June 2012)

IUSS Alert 83 (May 2012)

IUSS Alert 82 (April 2012)

IUSS Alert 81 (March 2012)

IUSS Alert 80 (February 2012)

IUSS Alert 79 (January 2012)

IUSS Alert 78 (December 2011)

IUSS Alert 77 (November 2011)

IUSS Alert 76 (October 2011)

IUSS Alert 75 (September 2011)

IUSS Alert 74 (June 2011)

IUSS Alert 73 (May 2011)

IUSS Alert 72 (April 2011)

IUSS Alert 71 (March 2011)

IUSS Alert 70 (February 2011)

IUSS Alert 69 (January 2011)