Pedram Rowhani
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View article: Classification of grassland community types and palatable pastures in semi-arid savannah grasslands of Kenya using multispectral Sentinel-2 imagery
Classification of grassland community types and palatable pastures in semi-arid savannah grasslands of Kenya using multispectral Sentinel-2 imagery Open
Semi-arid grassland ecosystems are crucial for biodiversity, carbon sequestration, and animal fodder; however, they are increasingly threatened by overgrazing degradation and climate variability. Understanding their spatial distribution an…
View article: Improving vegetation condition forecasting for drought early warning in East Africa
Improving vegetation condition forecasting for drought early warning in East Africa Open
Droughts are a recurring global climate hazard that incur human, economic and environmental costs. In Eastern Africa, pastoralist communities whose livelihoods depend on the availability of pasturelands are particularly vulnerable to the i…
View article: PASSAGE: strengthening PAStoral livelihoodS in the African Greater horn through Effective anticipatory action
PASSAGE: strengthening PAStoral livelihoodS in the African Greater horn through Effective anticipatory action Open
Using transdisciplinary approaches, PASSAGE brings together a diverse team with the aim of addressing several gaps by co-developing with pastoral communities, local government, and the civil society, inclusive and cross-scale risk narrativ…
View article: Forecasting vegetation condition with a Bayesian auto-regressive distributed lags (BARDL) model
Forecasting vegetation condition with a Bayesian auto-regressive distributed lags (BARDL) model Open
Droughts form a large part of climate- or weather-related disasters reported globally. In Africa, pastoralists living in the arid and semi-arid lands (ASALs) are the worse affected. Prolonged dry spells that cause vegetation stress in thes…
View article: A dynamic hierarchical Bayesian approach for forecasting vegetation condition
A dynamic hierarchical Bayesian approach for forecasting vegetation condition Open
Agricultural drought, which occurs due to a significant reduction in the moisture required for vegetation growth, is the most complex amongst all drought categories. The onset of agriculture drought is slow and can occur over vast areas wi…
View article: Research priorities for global food security under extreme events
Research priorities for global food security under extreme events Open
Extreme events, such as those caused by climate change, economic or geopolitical shocks, and pest or disease epidemics, threaten global food security. The complexity of causation, as well as the myriad ways that an event, or a sequence of …
View article: The governmentality of tropical forests and sustainable food systems, and possibilities for post-2020 sustainability governance
The governmentality of tropical forests and sustainable food systems, and possibilities for post-2020 sustainability governance Open
Continued conversion of tropical forests to agriculture risks jeopardizing planetary integrity. The UN Sustainable Development Goal (SDG) targets to halt deforestation by 2020, alongside other global measures for zero deforestation, were n…
View article: Forecasting agricultural drought using VCI and VHI across Africa
Forecasting agricultural drought using VCI and VHI across Africa Open
<p>Droughts are complex and a major threat globally as they can cause substantial damage to society, especially in regions that depend on rain-fed agriculture. It is understood that acting early based on alerts provided by early warn…
View article: Comment on nhess-2021-290
Comment on nhess-2021-290 Open
Abstract. Agricultural drought, which occurs due to a significant reduction in the moisture required for vegetation growth, is the most complex amongst all drought categories. The onset of agriculture drought is slow and can occur over vas…
View article: Comment on nhess-2021-223
Comment on nhess-2021-223 Open
Abstract. Droughts form a large part of climate- or weather-related disasters reported globally. In Africa, pastoralists living in the arid and semi-arid lands (ASALs) are the worse affected. Prolonged dry spells that cause vegetation str…
View article: Comment on nhess-2021-290
Comment on nhess-2021-290 Open
Abstract. Agricultural drought, which occurs due to a significant reduction in the moisture required for vegetation growth, is the most complex amongst all drought categories. The onset of agriculture drought is slow and can occur over vas…
View article: A Dynamic Hierarchical Bayesian Approach for Forecasting Vegetation Condition
A Dynamic Hierarchical Bayesian Approach for Forecasting Vegetation Condition Open
Agricultural drought, which occurs due to a significant reduction in the moisture required for vegetation growth, is the most complex amongst all drought categories. The onset of agriculture drought is slow and can occur over vast areas wi…
View article: Mainstreaming forecast based action into national disaster risk management systems: experience from drought risk management in Kenya
Mainstreaming forecast based action into national disaster risk management systems: experience from drought risk management in Kenya Open
Drought and food security crises heighten risks to lives and livelihoods in East Africa. In recent years, a shift towards acting in advance of such events has gained momentum, notably among the humanitarian and development community. This …
View article: Comment on nhess-2021-223
Comment on nhess-2021-223 Open
Abstract. Droughts form a large part of climate/weather-related disasters reported globally. In Africa, pastoralists living in the Arid and Semi-Arid Lands (ASALs) are the worse affected. Prolonged dry spells that cause vegetation stress i…
View article: Forecasting Vegetation Condition with a Bayesian Auto-regressive Distributed Lags (BARDL) Model
Forecasting Vegetation Condition with a Bayesian Auto-regressive Distributed Lags (BARDL) Model Open
Droughts form a large part of climate/weather-related disasters reported globally. In Africa, pastoralists living in the Arid and Semi-Arid Lands (ASALs) are the worse affected. Prolonged dry spells that cause vegetation stress in these re…
View article: Validating commonly used drought indicators in Kenya
Validating commonly used drought indicators in Kenya Open
Drought is a complex natural hazard that can occur in any climate and affect every aspect of society. To better prepare and mitigate the impacts of drought, various indicators can be applied to monitor and forecast its onset, intensity, an…
View article: Mapping Opuntia stricta in the Arid and Semi-Arid Environment of Kenya Using Sentinel-2 Imagery and Ensemble Machine Learning Classifiers
Mapping Opuntia stricta in the Arid and Semi-Arid Environment of Kenya Using Sentinel-2 Imagery and Ensemble Machine Learning Classifiers Open
Globally, grassland biomes form one of the largest terrestrial covers and present critical social–ecological benefits. In Kenya, Arid and Semi-arid Lands (ASAL) occupy 80% of the landscape and are critical for the livelihoods of millions o…
View article: Validating commonly-used drought indicators in Kenya
Validating commonly-used drought indicators in Kenya Open
Drought is a complex natural hazard that can occur in any climate and affect every aspect of society. To better prepare and mitigate the impacts of drought, various indicators have been developed to monitor and forecast its onset, intensit…
View article: Actions on sustainable food production and consumption for the post-2020 global biodiversity framework
Actions on sustainable food production and consumption for the post-2020 global biodiversity framework Open
Actions to transform food systems are key to addressing biodiversity loss.
View article: Are Kenya Meteorological Department heavy rainfall advisories useful for forecast-based early action and early preparedness for flooding?
Are Kenya Meteorological Department heavy rainfall advisories useful for forecast-based early action and early preparedness for flooding? Open
Preparedness saves lives. Forecasts can help improve preparedness by triggering early actions as part of pre-defined protocols under the Forecast-based Financing (FbF) approach; however it is essential to understand the skill of a forecast…
View article: Are Kenya Meteorological Department heavy rainfall advisories useful for forecast-based early action and early preparedness?
Are Kenya Meteorological Department heavy rainfall advisories useful for forecast-based early action and early preparedness? Open
Preparedness saves lives. Forecasts can help improve preparedness by triggering early actions as part of a pre-defined protocols under the Forecast-based Action/Finance (FbA) approach, however it is essential to understand the skill of a f…
View article: Predicting Opuntia stricta (Haw.) in arid and semi-arid environment of Kenya using Sentinel imagery and ensemble machine learning classi&#64257;ers
Predicting Opuntia stricta (Haw.) in arid and semi-arid environment of Kenya using Sentinel imagery and ensemble machine learning classifiers Open
<p>To ensure effective management of Alien plant species especially the invasive demands for knowledge of their spatial availability. The use of satellite remote sensing tools has increasingly provided potential ways to assess spatia…
View article: Forecasting vegetation condition to mitigate the impacts of drought in Kenya.
Forecasting vegetation condition to mitigate the impacts of drought in Kenya. Open
<p>Droughts are a major threat globally as they can cause substantial damage to society, especially in regions that depend on rain-fed agriculture. Acting early based on alerts provided by early warning systems (EWS) can potentially …