The paper highlights the value of considering multiple viewpoints and levels of description to tackle complex scientific and philosophical questions. By recognizing unconscious assumptions and leveraging the strengths of both brain hemispheres, science can achieve more powerful problem-solving.
Global warming is expected to impact subtropical anticyclones differently in the Northern and Southern Hemispheres. In the North, the subtropical anticyclone over the South Atlantic will weaken, while those over the North Pacific and South Pacific will strengthen.
The study reveals that ancient China experienced four warm epochs, including the 20th century, with temperatures comparable to current levels. This challenges the idea that modern warming is unprecedented in recent history.
Scientists reconstructed annual temperature anomaly in southern China from 1850-2009 using high-resolution temperature proxies. The results show robust centennial warming and a first rapid cooling followed by significant warming intervals, with the most recent being from 1970, featuring unprecedented warmth rates.
The AAS Special Issue on the Chinese Carbon Budget Program presents research on accurate estimation of national GHG emissions, terrestrial carbon budget, and potential for increasing carbon sinks. Eight papers cover various topics, including aerosols, airborne observations, and CO2 monitoring from space.
Air quality has deteriorated in Dunhuang due to increased human activities, shifting from dust aerosol alone to a mixture of coarse and fine particles. Seasonal characteristics show significant variations in aerosol optical properties, with dust aerosols dominating during spring and fine urban aerosols during summer.
A new study analyzing multiple ocean datasets reveals that the oceans are robustly warming, regardless of data used. The heat redistribution among global oceans experienced a significant shift over several decades.
A significant warming trend is observed globally since the mid-1990s, with Europe-West Asia and northeast Asia experiencing the most pronounced warming. This warming has led to increased casualties from hot events, with a 23-fold increase in deaths between 2001-2010 and 1991-2000.
A recent study reveals that the Asian summer monsoon significantly contributes to aerosol formation in the Northern Hemisphere's lower stratosphere, with a 15% annual contribution. The anticyclonic Asian monsoon serves as an efficient smokestack venting aerosols to the upper troposphere and lower stratosphere.
Scientists at the Institute of Atmospheric Physics have developed a new parameter called potential deformation (PD) to diagnose heavy precipitation. PD is closely related to the occurrence and distribution of strong precipitation, with a correlation coefficient reaching up to 0.7.
The study reveals that autumn Eurasian snowfall and surface air temperature contribute to snow variability via different pathways. Researchers found that atmospheric circulation, water vapor transport, and land-surface changes play crucial roles in shaping autumn Eurasian snow patterns.
A new study reveals that multiple ocean surface temperature changes are the primary driver of multi-decadal global warming accelerations and slowdowns. This finding supports a more accurate estimate of future global warming rates to meet the Paris Conference's 1.5°C target.
The Afro-Asian summer monsoon is projected to intensify and shift northwards following the Atlantic Multidecadal Oscillation (AMO) warm phase since the mid-1990s. Precipitation in the Huanghe-Huaihe River valley increased in the late 1990s, marking a significant change in the region's climate.
The journal published two ultraviolet radiation datasets covering China, providing long-term measurements from 1961 to 2014. This move aims to promote translational applications for the general public by making atmospheric and physical oceanographic data traceable and citable.
Surface ozone and anthropogenic aerosol haze pollution in China decrease the regional net primary productivity (NPP) by 9-16% of total NPP, accounting for 16-32% of total anthropogenic carbon emissions. Aerosol direct effects enhance annual NPP by 0.2 Pg C.
A recent study by Dr. YAO Yao and Prof. LUO Dehai found that Arctic warming strengthens Ural blocking, leading to more widespread Eurasian cold events. The study suggests that the large BKS warming since 2000 weakens the meridional temperature gradient, increasing persistence of the UB.
A new study found that northern and northeastern China's surface temperature has increased, while wind speed decreased from 1961 to 2014. This trend indicates a stable, warm, and windless state of the surface weather conditions over NNEC.
A study analyzing raindrop size distribution data over Tibet and southern China reveals significant microphysical differences in precipitation. The results indicate lower raindrop number concentrations for convective precipitation in Tibet, while larger raindrops show similar characteristics in both regions.
Researchers have observed a real-time decrease in Asian dust depolarization, attributed to the coating of an air pollutant like Ca(NO3)2. This finding highlights the importance of internally mixed 'quasi-spherical' Asian dust particles as cloud condensation nuclei (CCN).
Shallow cumulus clouds over Inner Mongolia Grassland were found to have a cloud base height of 3.4 km and top height of 5 km, significantly higher than those over the sea, yet similar to those in the Southern Great Plains.
Thermal comfort has increased in China over the past few decades due to rising temperatures and declining wind speed. The study found an average of 255 very cold and cold days per year, but a decline in cold days, with only 11 hot and very hot days per year.
Researchers have found a significant relationship between solar wind speed and North Atlantic Oscillation, suggesting a faster mechanism of solar influence on atmospheric systems. The team also developed a physical model to depict the interdecadal response of air-sea systems to solar activity.
Research finds that large-scale irrigation in the Yellow River basin leads to a decrease in surface air temperature and an increase in latent heat flux, resulting in greater cloud formation. This has a significant impact on regional climate and precipitation patterns.
A recent article showcases long-term international collaboration in atmospheric sciences through annotated group photographs from two workshops, separated by over 95 years. This highlights the importance of human connection in scientific research and the value of visual datasets.
The Antarctic Mesoscale Prediction System (AMPS) shows promise in representing actual precipitation events, with ~28% of AWS snow height measurements reproduced. Significant correlation was found between AMPS and AWS coincident event sizes at five stations.
A new parameterization of canopy radiative transfer is proposed, improving the accuracy of land surface radiation models by determining surface albedo and transpiration. The method reveals a relationship between direct and diffuse radiation, treating them separately in previous studies.
A new study finds that climate change will lead to a significant increase in severe turbulence, with some flights experiencing turbulent conditions twice as often as currently. The research suggests that the average amount of light turbulence will rise by 59% and moderate turbulence by 94%.
The RegCM4 model simulates China's climate well, reproducing present-day climatology and interannual variabilities. However, it exhibits biases in winter temperatures and precipitation, with underestimation of heavy rainfall events and overestimation of consecutive dry days.
Researchers found that the Atlantic Multidecadal Oscillation significantly modulates the Pacific SST-EAWM relationship, leading to warmer winters over East Asia when ENSO-like mode and AMO are in phase. The study suggests considering AMO phase in predicting EAWM-related climate based on ENSO variability.
A new study projects a 50% increase in conducive weather conditions similar to those in January 2013, leading to more frequent severe haze events in Beijing. The researchers developed an effective Haze Weather Index (HWI) to represent such conditions, which are influenced by large-scale circulation changes and climate change.
Researchers identified 49 persistent haze events in China's capital region, with a significant increase in events since the 2000s. The scientists found that specific circulation patterns can trap pollutants close to the Earth, leading to prolonged haze events.
The new study reconstructs historical ocean subsurface temperature change with improved accuracy, revealing larger ocean energy accumulation and increased confidence in climate change assessments. This advances our understanding of global warming driven by the Earth's energy imbalance.
A decrease in summer rainfall over the Asian inland plateau region led to a significant increase in drought conditions. The interdecadal change was caused by a quasi-zonal wave-like pattern and warming North Atlantic SST anomalies.
A recent study reveals that the global warming hiatus from 1998 to 2013 was dominated by decreasing surface latent heat flux and cloud-related processes. The researchers found that atmospheric dynamics are coupled with surface turbulent heat fluxes over lower troposphere and coupled with cloud processes over upper troposphere.
A recent study published in Journal of Climate reveals a detectable anthropogenic shift toward heavy precipitation over eastern China. The research suggests that greenhouse gas forcing is the primary driver of this change, with aerosol forcing offsetting some effects.
The Beijing MST Radar detected horizontal wind measurements consistent with those from operational radiosondes, covering a range of 3-25 km. The radar's detection capability was found to be high in the mesosphere-lower thermosphere region, extending up to 120 km during daytime.
Decadal variations in ENSO's predictability have decreased significantly since 2000, according to a recent study. The researchers suggest that a weakening of ocean-atmosphere coupling in the tropical Pacific is responsible for this decline, leading to more variable and less predictable weather patterns.
The 2016 Quadrennial Ozone Symposium presented findings on trends of ozone in the stratosphere and troposphere. Emerging techniques for ozone observations were also discussed, as well as effects of ozone on human health and ecosystems.
A strong El Niño does not necessarily result in a higher predictability of extreme drought, according to researchers. However, combining low- and high-latitude precursors improves the forecast accuracy of the EU pattern, which favors anomalous northerly conditions over North China.
The frequency of meteorological disasters has increased due to global warming, causing severe social and economic losses in China and globally. The Collaborative Innovation Center on the Forecast and Evaluation of Meteorological Disasters aims to resolve key issues related to these phenomena through joint research.
Groundwater exploitation causes drying in deep soil layers but wetting in upper layers, leading to unsustainable terrestrial water storage. The atmosphere responds with cooling over certain regions and increased precipitation due to evapotranspiration from groundwater irrigation.
Researchers developed a cloud-screening scheme for the TANSAT satellite, utilizing radiance data from another satellite to improve performance. The new scheme shows improved results compared to existing methods and is more efficient for sensors with limited channels.
A recent review by Renguang Wu examines the relationship between Indian and East Asian summer monsoons, highlighting a weakening of historically strong correlations. The study focuses on two pathways connecting Indian summer monsoon anomalies to East Asian rainfall fluctuations.
A recent study found significant correlations between East Asian dust events and chlorophyll a concentration in the North Pacific Ocean and Chinese marginal seas. Dust fertilization on marine biological productivity was also observed, with phytoplankton growth related to dust deposition in the Yellow Sea.
Recent studies investigated two local heavy rainfall events in Beijing Metropolitan Region, revealing that cold pool outflows and urban surface played key roles. The development of convective storms was facilitated by a favorable convergence zone near the border of northwestward-concaved valleys and urban surfaces.
Research in southern China reveals a relationship between tropical cyclones and summer monsoons, impacting regional rainfall patterns. The study separates total rainfall into cyclone- and monsoon-induced components to better understand the variability of summer rainfall in the region.
Researchers are uncovering long-lost weather diaries and ship logbooks to improve future climate projections and validate palaeoclimate records. These new datasets contribute to global models of the atmosphere, shedding light on Australia's climatic past.
A seasonal unit root analysis found that Hong Kong's urban mean air temperature increased by 0.169°C per 10 years, outpacing global warming.
Researchers investigated cloud-to-ground (CG) and intracloud (IC) lightning characteristics over the Beijing Metropolitan Region from 2005-2007. They found IC lightning occurs more frequently than CG lightning, with most activity occurring during summer months and a southeastwardly increasing pattern in flash density.
A recent study used a convective-permitting ensemble forecast system to evaluate the extreme rainfall event on July 21, 2012, in Beijing. The results showed that some members of the ensemble forecasting system captured the extreme prediction reasonably well, including the timing and location of extreme precipitation.