Background Image

Graduate Application Process and Requirements

In this Section

Graduate Education through the Institute for a Sustainable Environment at Clarkson University provides students with a rigorous and inspiring atmosphere while obtaining M.S., and Ph.D. graduate degrees in Environmental Science and Engineering. Please review the ISE Graduate Handbook below for complete details.

Application: To apply, fill out the required on-line applicationPaper copies can be submitted if your online access is limited.

Application Deadlines:

  • Applicants who submit their applications by January 30 for entry the following August or September 1 for entry in January will receive priority for assistantships and other financial aid.
  • All applications will be reviewed up to a reasonable time prior to the beginning of classes; however, it is recommended to apply by May 1 for the fall term and October 1 for the spring term.
Application Fees: Full-time applicants from the U.S. and Canada are required to pay a $25 application fee. This fee will be waived for those who apply before December 31st for the fall semester or June 30th for the spring semester. There is no application fee for part-time applicants or applicants who have completed/will be completing their undergraduate degree at Clarkson University. All other applicants must pay a $35 fee. Should you qualify for an application fee waiver, you may request one online at the time of applying. 

Supplemental information: A resume and an essay or personal statement outlining your goals and objectives in graduate school and beyond are required. You may also include any other information that may help us evaluate your application.

Letters of Reference: Ask three references who can evaluate your work (academically and/or professionally) and overall motivation to pursue your degree. You must register your references online as a first step as part of the application. From there, they will complete and send their letter and reference form electronically (unless otherwise requested). If otherwise requested the reference form can be downloaded and mailed to the address below.

Transcripts: Send official transcripts of all college coursework to address below.
Note: Only 1 copy is required.

Graduate Coordinator
Institute For a Sustainable Environment
Clarkson University
Box 5715
Potsdam, NY 13699

Entrance Exams:
All applicants are required to take the general Graduate Record Exam (GRE) (a score is good for 5 years after test is taken). There are no minimum required scores for the GRE report. (Clarkson’s institution code is 2084). International students should submit a TOEFL or IELTS score. The minimum permissible scores are: TOEFL: paper-550, Internet-80, CBT-213; IELTS-6.5. This score is good for 2 years after taking the test.

Review Process: Your application will be reviewed when the file is complete. A complete file includes the application, resume, personal statement, three letters of reference, all college transcripts, and all required test scores. All applications are considered for all available forms of financial aid. There is no separate application for financial aid consideration. Awards will be granted based on merit.

VERY Important Note: International students must be sure to be consistent in the manner in which they present their name on official documents. Be sure to show your name on this application in the same manner that you want it to be shown on your passport, immigration documents, transcripts, and all other official documents. Family (surname) and First name are the only names listed on the I-20. There should be a clear understanding as to what are your given/first name (i.e. John), middle name (i.e. Paul) and family/surname (i.e. Smith).


ISE Graduate Handbook is intended to assist faculty members and graduate students with operating procedures, policies, and degree requirements for the Environmental Science and Engineering (ISE) graduate degrees.


Contact Information:

Graduate Coordinator
Institute For a Sustainable Environment
Clarkson University
Box 5715
Potsdam, NY  13699

315-268-3856
ISEgrad@clarkson.edu