Historical Development of Composting Technology during the 20th Century

Convergence Acceleration During the 20th Century

Fire dynamics during the 20th century

Fire dynamics during the 20th century simulated by the Community Land Model S. Kloster, N. M. Mahowald, J. T. Randerson, P. E. Thornton, F. M. Hoffman, S. Levis, P. J. Lawrence, J. J. Feddema, K. W. Oleson, and D. M. Lawrence Earth and Atmospheric Sciences, Cornell University, Ithaca, NY, USA Department of Earth System Science, University of California, Irvine, CA, USA Climate and Ecosystem Pro...

Freshening of the Ross Sea during the late 20th century.

Ocean measurements in the Ross Sea over the past four decades, one of the longest records near Antarctica, reveal marked decreases in shelf water salinity and the surface salinity within the Ross Gyre. These changes have been accompanied by atmospheric warming on Ross Island, ocean warming at depths of approximately 300 meters north of the continental shelf, a more negative Southern Oscillation...

Into the 20th Century

At the beginning of the 20th century descendants of the early European settlers who first colonized the coasts of Virginia, the Carolinas, and Georgia were established throughout the region. Most all of the native people had been displaced. Cotton was king. The mature forests were being . the southern world, wavered and then toppled. Demand for the South’s cotton declined due to new competition...

the study of historical geography of gilanin 19th and early 20th century.

geographical situation of gilan province, its weather and suitable conditions for agriculture, plus its neighboring with russia, have prepared the way for cultural, political and economical relations and interchanges between iran and russia. being called “the gate of europe”, the province also receives many tourists from many countries, especially russia. many of these tourists have recorded de...