TY  - BOOK
AU  - Steffen,  Will
TI  - Challenges of a changing earth: proceedings of the global change open science conference, Amsterdam, July 2001
SN  - 3-540-43308-2
PY  - 2002///
CY  - Berlin
PB  - Springer
KW  - Global change
KW  - Climate Change
KW  - Environmental pollution
ER  -