By Ethan Bingemann. Private air travel—much like taking a personal car instead of public transportation—is much more expensive and environmentally damaging. Private planes are 14 times more polluting per person than commercial air travel [1]. Additionally, private jets cost anywhere from 2000-11,000 dollars per hour [2] as compared to an average of 80-110 dollars per Continue reading

By Steven Zhang. In 2021, transportation accounted for 27% of greenhouse gas emissions in the United States [1]. This is compared to only 19% in The Netherlands [2], or 15% in Japan [3]. A significant portion of this discrepancy can be attributed to urban planning policies in the United States. Studies have consistently shown an Continue reading

By Dylan Yu. Each year, more than 300 million people visit the national parks, producing a total of more than 100 million pounds of trash. Initiatives to increase the accessibility of waste disposal have shown potential to reduce the amount of waste. Data shows that when people are within 10 feet of the receptacle, the Continue reading

By Steven Zhang, Henry Wang. Ballast is a method to maintain stability in a ship, especially in oil tankers, by adding weight in the form of liquid. Departing oil ships are loaded with oil. But when returning, they must be loaded with water to replace the lost weight in oil, so as to prevent the Continue reading