Pre-Collegiate

Vedant Sharma, Awty International School, Houston, Texas, USA Summary Water is crucial to our survival. An average human consumes about...

Junyup Song, Korea Kent Foreign School, Seoul, South Korea We are currently living in an unprecedented time elicited by the COVID-19...

Rohit Saralaya, Amarillo High School, Amarillo, Texas, USA https://doi.org/10.51627/PGHR.2021.07.00065 There are 1.1 billion smokers in...

By Avi Patel, Stanton College Preparatory School, Jacksonville, Florida, USA https://doi.org/10.51627/PGHR.2021.07.00063 The El Niño...

By Aanya Shah, Troy High School, Troy, Michigan, USA The COVID-19 pandemic has been responsible for a widespread loss of human life and...

Hamza Arman Lateef, Tony Bright, and Gabriel Ralston Charles J. Colgan High School, Manassas, Virginia, USA ABSTRACT Air pollution is a...

By Juliet Fang, University High School, Fresno, California, USA An old adage states that an individual’s life expectancy is dependent on...

By Vicky Nguyen, Lord Byng Secondary School, Vancouver, British Columbia, Canada In a world plagued by foodborne illnesses, the proverb...

By Shalen Murphy, Saline High School, Saline, Michigan, USA In 2014, Flint, Michigan made national headlines when researchers discovered...

By Shelly Bhagat, Mary Institute and Saint Louis Country Day School (MICDS), St. Louis, Missouri, USA https://doi.org/10.51627/PGHR.2020....