Estuarine and Coastal Environment, Coastal Engineering, Coastal Management, Sustainability Science

Welcome to Sasaki’s Laboratory!

Welcome to Sasaki’s Laboratory working on estuarine and coastal environmental studies. See also this site.

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Tips for supercomputer ITO-A at Kyushu University

This page is tips for usage of supercomputer ITO-A at Kyushu University. About disk quota Check status of disk usage You may encounter an error message like disk quota exceeded when the disk used exceeds its quota. You can check the disk status: lfs quota -g group_name /home Displayed something like as follows: Disk quotas for group ******* (gid *****): Filesystem kbytes quota limit grace files quota limit grace /home 10738166000* 10737418240 10737418240 – 2307227 8000000 10000000 – Where kbyte(=10738166000*): used (kbytes), quota(=10737418240): disk quota (software limit), limit (=10737418240): disk quota (hardware limit),grace (-): Approved duration with exceeded disk quota status,files (=2307227): the number of files used. In this example, …

Build Delft3D on Ubuntu 16.04 of WSL using GNU compiler

This post is a memorandum on building Delft3D on Ubuntu 16.04 of WSL on Windows 10 Pro. I tried to build Delft3D on Ubuntu 18.04 with Intel compiler, but it did not work, and thus following the information here, I built Delft3D on Ubuntu 16.04 with the GNU compiler. (Posted on June 12, 2019) Preparation First, set the Windows shared folder. Add the following to the end of ~/.bashrc so that you can access the Windows C drive as ~/winc. if [ -d winc ]; then   echo “Windows shared folders ready” else   ln -s /mnt/c winc fi In order to reflect the changed .bashrc , execute the following in your …

Severe salinity contamination in drinking water and associated human health hazards increase migration risk in the southwestern coastal part of Bangladesh

Bangladesh is a deltaic country and it is highly vulnerable to climate change and sea level rise. The southwestern part of this country is repeatedly devastated by cyclonic storm surges which create long-term waterlogging, flooding’s, and salinity problems. After the cyclone Sidr in 2007 and Aila in 2009, salinity problems in groundwater have significantly increased where groundwater is a principal source of drinking water in the coastal community. After the continuing consequences of salinity contamination and consumption of those types of water, local peoples are suffering from several types of health diseases. Average household health expenditure is significantly increased and it exerts more pressure on their vulnerable household economy. Thus, …

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