Lesson From Covid19 Outbreak And Its Impact: A Generalized Study

Author(s):  
Sakshi Gupta ◽  
Karan Veer

: An infectious disease enumerated in Wuhan, China in December 2019, and then exported in many countries across world called Coronavirus disease 2019. It is also named by COVID-19. COVID-19 is an ongoing pandemic 60.2 Million confirmed cases, which is a leading health concern for public across the world, where mainly middle and old age people are hospitalized and dead across the affected countries. Where more than 1.42 Million people have deceased and More than 41.5 Million people have been recovered. Almost all the countries are fighting against the transmission of the virus by restricting transportation and other daily life activities. Coronavirus outbreak causes many psychological disorders, such as, fear of infection and dying. On the other hand, COVID-19 results some positive consequences on environment due to restricted human activities. Environmental conditions including air quality, global warming, water quality, change of biodiversity and ecosystem and many more parameters are shows a significant improvement in meteorological graph. Overall environmental pollution is reduced and earth is healing itself.

RBRH ◽  
2016 ◽  
Vol 21 (3) ◽  
pp. 514-524 ◽  
Author(s):  
Rubia Girardi ◽  
Adilson Pinheiro ◽  
Luis Hamilton Pospissil Garbossa ◽  
Édson Torres

ABSTRACT High frequency monitoring in environmental studies is increasingly being used due to the availability of equipment and quick response. With high frequency time series, it is possible to extract short-term responses during and after a rain event, which is not captured by conventional monitoring. The aim of this study is to evaluate the superficial water quality change of a stream in a preserved area in Atlantic Forest by short-term data (hour interval). The Cubatão do Sul watershed is located in the Central Coast region of the state of Santa Catarina in Brazil. Rain height and water quality parameters were monitored using rain gauge and multiparameter probes. Two fluviometric sections were also monitored — one in Vargem do Braço stream (FS1), which is mainly native forest (dense ombrophilous forest), and the other in Cubatão do Sul River (FS2), which is influenced by urban, agricultural and sand extraction uses. The temperature and nitrate ion permanency curve in FS1 showed slightly lower values during rainy events, but an opposite behavior was observed for turbidity. On the other hand, the permanency curves during rainy periods of FS2 presented lower conductivity and ammonium ion. When the dry and rainy periods were statistically compared, there was a significant difference for temperature, conductivity, pH, nitrate ion, turbidity and dissolved oxygen for FS1, and temperature, conductivity and turbidity for FS2. The water quality of the Cubatão do Sul watershed is influenced by stream flow and has a short-term time response considering the rain events. The oscillation of the monitored parameters between two periods, dry and rainy, is smaller in native forest than urban and rural land use.


2020 ◽  
Author(s):  
Mohammad Nazmul Alam

Coronavirus disease is a big threat to the people all over the world. Due to this pandemic, people’s daily life activities are hampering as well as socio-economical condition are getting worsen. Thus, it’s high time to prevent or treat this dangerous infectious disease. Therefore, researchers are working on to discover medicine or vaccine. Since the start of pandemic, different types of drugs are used by researchers and health specialists to treat this disease; but still there is no drug available which can guarantee the full recovery against this virus. As a result, doctors and health care specialists are treating the patients by repurposing different types of drugs.


Author(s):  
L. I. Ivonina

The article analyzes the main features of the Caroline era in the history of Britain, which were reflected in the cultural representation of the power of King Charles I Stuart and the court’s daily life in the 1630s. The author shows that, on the one hand, the cult of peace and the greatness of the monarch were the cultural product of the Caroline court against the background of the Thirty Years' War in continental Europe. On the other hand, there was a spread of various forms of escapism, the departure into the world of illusions. On the whole, the representation of the power of Charles Stuart and the court’s daily life were in line with the general trend of the time. At the same time, the court of Charles I reflected his personality. Thinly sensing and even determining the artistic tastes of his era, the English king abstracted from its political and social context.


2021 ◽  
Vol 33 (3) ◽  
pp. 715-726
Author(s):  
Li Ying ◽  
◽  
Zhang Zhen ◽  
Cheng Jianhua ◽  
Zou Lianghua ◽  
...  

2020 ◽  
Vol 198 ◽  
pp. 04025
Author(s):  
Xiaolun Zhang ◽  
Yanyan Shao

Basin ecological environment and water quality are seriously threatened by development around the lake. The thesis intends to assess basin Land Use and land Cover Changes (here after abbreviated as LUCC) impact on water quality change in Xingyun Lake basin. To achieve this purpose, land use information was interpreted from six periods high-resolution images in the past 30 years, which were classified into seven land use types. The water quality data was obtained by investigation and collection. SPSS software was used to celebrate the correlation coefficient between water quality and LUCC. The results revealed that, in the study area construction land, transportation land and farm land were underwent an increase with the region development; grassland and bare land were gradually reduced, forest land had become fragmented. In addition, the water pollution index gradually increased since 2000, the water deteriorated significantly. Furthermore, there was a strong positive correlation between water pollution indicator and farmland, construction land and transportation land, which indicated that the deterioration of water quality may be the result of the combined effects of agriculture non-point source pollution, domestic and industrial pollution; there was a significant negative correlation between water pollution indicator and grassland and bare land, which indicated that permeable underlying mat had significant interception and absorption effects on pollutants.


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