A
Alexander Lotsch
Researcher at World Bank
Publications - 17
Citations - 2724
Alexander Lotsch is an academic researcher from World Bank. The author has contributed to research in topics: Vulnerability & Climate change. The author has an hindex of 11, co-authored 17 publications receiving 2480 citations. Previous affiliations of Alexander Lotsch include Boston University.
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Journal ArticleDOI
Global products of vegetation leaf area and fraction absorbed PAR from year one of MODIS data
Ranga B. Myneni,S. Hoffman,Yuri Knyazikhin,J. L. Privette,Joseph M. Glassy,Yuhong Tian,Yujie Wang,X. Song,Yu Zhang,G. R. Smith,Alexander Lotsch,Mark A. Friedl,Jeffrey T. Morisette,Petr Votava,Ramakrishna R. Nemani,Steven W. Running +15 more
TL;DR: An algorithm based on the physics of radiative transfer in vegetation canopies for the retrieval of vegetation green leaf area index (LAI) and fraction of absorbed photosynthetically active radiation (FPAR) from surface reflectances was developed and implemented for operational processing prior to the launch of the moderate resolution imaging spectroradiometer (MODIS) aboard the TERRA platform in December of 1999 as discussed by the authors.
Book ChapterDOI
Climate change: New dimensions in disaster risk, exposure, vulnerability, and resilience
Allan Lavell,Michael Oppenheimer,Cherif Diop,Jeremy J. Hess,Robert J. Lempert,Jianping Li,Robert Muir-Wood,Soojeong Myeong,Susanne C. Moser,Kuniyoshi Takeuchi,Omar D. Cardona,Stephane Hallegatte,Maria Carmen Lemos,Christopher M. Little,Alexander Lotsch,Elke Weber +15 more
TL;DR: Barke et al. as mentioned in this paper, 2010: Adaptation to climate change: A review of challenges and tradeoffs in six areas, including vulnerability, exposure, vulnerability, resilience, exposure and resilience.
Journal ArticleDOI
Coupled vegetation-precipitation variability observed from satellite and climate records
TL;DR: In this article, the authors use time series of global precipitation and satellite normalized difference vegetation index (NDVI) data to analyze joint spatial and temporal variability between terrestrial ecosystems and precipitation regimes, and quantified monthly rainfall anomalies are quantified using a standardized precipitation index (SPI), which provides a better measure of ecologically significant precipitation excess or deficit at growing season time scales relative to monthly precipitation data.
Journal ArticleDOI
Response of terrestrial ecosystems to recent Northern Hemispheric drought
TL;DR: In this paper, satellite normalized difference vegetation index (NDVI) observations reveal large and geographically extensive decreases in vegetation activity in Eurasia and North America between 1999 and 2002, which coincided with a prolonged period of below-normal precipitation in the Northern Hemisphere, which limited moisture availability for plant growth.
Journal ArticleDOI
Land cover mapping in support of LAI and FPAR retrievals from EOS-MODIS and MISR: Classification methods and sensitivities to errors
TL;DR: In this article, a decision tree classification algorithm is used to generate a land cover map of North America from Advanced Very High Resolution Radiometer (AVHRR) data with 1 km spatial resolution using a six-biome classification scheme.