Results 21 to 30 of about 3,136,035 (304)

Climate Variability [PDF]

open access: yes, 2012
This book provides a general introduction to the popular topic of climate variability. It explores various aspects of climate variability and change from different perspectives, ranging from the basic nature of low-frequency atmospheric variability to ...

core   +2 more sources

Understanding the atmospheric circulations that lead to high particulate matter concentrations on the west coast of Namibia

open access: yesClean Air Journal, 2017
Atmospheric circulations play a significant role in determining the extent and impact of local and regional air pollution. The Erongo Region, located in the western part of Namibia, falls within the west coast arid zone of southern Africa, and is ...
H Liebenberg-Enslin   +3 more
doaj   +1 more source

Mesoscale eddies heterogeneously modulate CO2 fluxes in eddy-rich regions of the Southern Ocean [PDF]

open access: yesBiogeosciences
Mesoscale eddies are known to influence the Southern Ocean biogeochemistry. However, the distinct contributions of cyclonic and anticyclonic eddies to air–sea CO2 fluxes, as well as their longer-term effects remain poorly studied. We present results from
M. Salinas-Matus   +7 more
doaj   +1 more source

Determinants of farmers' perceptions of climate variability, mitigation, and adaptation strategies in the central highlands of Kenya

open access: yesWeather and Climate Extremes, 2021
Climate variability in recent decades has intensified in the SSA region, which makes it imperative to explore adequate adaptation and mitigation strategies to offset its current and future adverse impacts.
Franklin S. Mairura   +9 more
doaj   +1 more source

Climate Change, Climate Variability and Brucellosis

open access: yesRecent Patents on Anti-Infective Drug Discovery, 2013
In addition to natural climate variability observed over comparable time periods, climate change is attributed directly or indirectly to human activity, altering the composition of global atmosphere. This phenomenon continues to be a significant and global threat for the humankind, and its impact compromises ...
openaire   +3 more sources

Impact of climate variability on tropospheric ozone [PDF]

open access: yes, 2007
A simulation with the climate–chemistry model (CCM) E39/C is presented, which covers both the troposphere and stratosphere dynamics and chemistry during the period 1960 to 1999.
Grewe, Volker
core   +1 more source

Assessment of Precipitation and Associated Extremes in CORDEX Simulations Over Côte d’Ivoire

open access: yesAdvances in Meteorology
This study assesses the performance of the 14-member multi-model ensemble (MME) from the COordinated Regional climate Downscaling EXperiment (CORDEX)-Africa initiative in reproducing precipitation and associated extremes indices over Côte d’Ivoire during
Assi Louis Martial Yapo   +7 more
doaj   +1 more source

Epigenetic silencing of the liver‐specific lncRNA LUNAR promotes liver cancer progression via NOTCH activation

open access: yesMolecular Oncology, EarlyView.
LUNAR is a liver‐specific long noncoding RNA (lncRNA) that is highly expressed in normal liver but becomes epigenetically silenced in hepatocellular carcinoma through promoter hypermethylation. Loss of LUNAR is associated with NOTCH activation, epithelial–mesenchymal transition, and metastasis, whereas restoring LUNAR restrains metastatic progression ...
Se Ha Jang   +9 more
wiley   +1 more source

Climate change and climate variability

open access: yes, 2021
Climate extremes, as recurring events, are the result of natural climate variability (including phenomena such as El Niño), which can have significant local and regional impacts on the society and the environment. These events are typically related to unusually high or low temperature, prolonged dry or wet conditions, heavy precipitation, or extreme ...
Alves, Lincoln Muniz   +3 more
openaire   +2 more sources

Extracellular matrix remodeling and immune reprogramming drive residual tumor progression of liver cancer after incomplete microwave ablation

open access: yesMolecular Oncology, EarlyView.
Incomplete microwave ablation (iMWA) of liver cancer triggers a biphasic progression in residual tumors. At Day 3, the microenvironment is characterized by acute inflammatory responses and extracellular matrix (ECM) remodeling. By Day 14, a profound shift occurs toward oncogenic signal transduction and immunosuppression, marked by macrophage ...
Yu Liu   +9 more
wiley   +1 more source

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