This project utilizes an Arduino Uno CH340G development board paired with a DHT11 temperature and humidity sensor to create a compact yet capable environmental monitoring system. It measures ambient ...

Abstract: Sea-level monitoring is of great significance for studying global climate change, disaster monitoring, and water resource management. The GNSS Interferometric Reflectometry (GNSS-IR) ...

Abstract: This article presents an optical sensing technique for estimating water-fill levels and stratification states inside closed plastic pipelines using multiwavelength visible light. Four LEDs ...