scholarly journals Species Distribution Models of the Spartina alterniflora Loisel in Its Origin and Invasive Country Reveal an Ecological Niche Shift

2021 ◽  
Vol 12 ◽  
Author(s):  
Yingdan Yuan ◽  
Xinggang Tang ◽  
Mingyue Liu ◽  
Xiaofei Liu ◽  
Jun Tao

Spartina alterniflora is a perennial herb native to the American Atlantic coast and is the dominant plant in coastal intertidal wetlands. Since its introduction to China in 1979, it has quickly spread along the coast and has caused various hazards. To control the further spread of S. alterniflora in China, we first reconstructed the history of the spread of S. alterniflora in its invasion and origin countries. We found that S. alterniflora spreads from the central coast to both sides of the coast in China, while it spreads from the west coast to the east coast in America. Furthermore, by comparing 19 environmental variables of S. alterniflora in its invasion and origin countries, it was found that S. alterniflora is more and more adaptable to the high temperature and dry environment in the invasion country. Finally, we predicted the suitable areas for this species in China and America using the maximum entropy (MaxEnt) model and ArcGIS. Overall, through analysis on the dynamic and trend of environmental characteristics during the invasion of S. alterniflora and predicting its suitable area in the invasion area, it guides preventing its reintroduction and preventing its further spread of the species has been found. It has reference significance for studying other similar alien plants and essential enlightening relevance to its invasion and spread in similar areas.

Ibis ◽  
2014 ◽  
Vol 157 (1) ◽  
pp. 75-90 ◽  
Author(s):  
Darius Stiels ◽  
Bianca Gaißer ◽  
Kathrin Schidelko ◽  
Jan O. Engler ◽  
Dennis Rödder

2018 ◽  
Vol 388 ◽  
pp. 1-9 ◽  
Author(s):  
Wanwan Liang ◽  
Monica Papeş ◽  
Liem Tran ◽  
Jerome Grant ◽  
Robert Washington-Allen ◽  
...  

2011 ◽  
Vol 56 (12) ◽  
pp. 2554-2566 ◽  
Author(s):  
KATHRIN THEISSINGER ◽  
MIKLÓS BÁLINT ◽  
PETER HAASE ◽  
JES JOHANNESEN ◽  
IRINA LAUBE ◽  
...  

Author(s):  
Sara Awartani

In late September 2018, multiple generations of Chicago’s storied social movements marched through Chicago’s Lincoln Park neighborhood as part of the sold-out, three-day Young Lords Fiftieth Anniversary Symposium hosted by DePaul University—an institution that, alongside Mayor Richard J. Daley’s administration, had played a sizeable role in transforming Lincoln Park into a neighborhood “primed for development.” Students, activists, and community members—from throughout Chicago, the Midwest, the East Coast, and even as far as Texas—converged to celebrate the history of Puerto Ricans in Chicago, the legacies of the Young Lords, and the promises and possibilities of resistance. As Elaine Brown, former chairwoman and minister of information for the Black Panther Party, told participants in the second day’s opening plenary, the struggle against racism, poverty, and gentrification and for self-determination and the general empowerment of marginalized people is a protracted one. “You have living legends among you,” Brown insisted, inviting us to associate as equals with the Young Lords members in our midst. Her plea encapsulated the ethos of that weekend’s celebrations: “If we want to be free, let us live the light of the Lords.”


Author(s):  
Samuel K. Cohn, Jr.

This chapter examines evidence principally from the US that the Great Influenza provoked profiteering by landlords, undertakers, vendors of fruit, pharmacists, and doctors, but shows that such complaints were rare and confined mostly to large cities on the East Coast. It then investigates anti-social advice and repressive decrees on the part of municipalities, backed by advice from the US Surgeon General and prominent physicians attacking ‘spitters, coughers, and sneezers’, which included state and municipal ordinances against kissing and even ‘big talkers’. It then surveys legislation on compulsory and recommended mask wearing. Yet this chapter finds no protest or collective violence against the diseased victims or any other ‘others’ suspected of disseminating the virus. Despite physicians’ and lawmakers’ encouragement of anti-social behaviour, mass volunteerism and abnegation instead unfolded to an extent never before witnessed in the world history of disease.


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