Hydrological monitoring is essential to guide evidence-based decision making necessary for
sustainable water resource management and governance. Limited hydrometric datasets and …

Attempts to monitor the quality of freshwater resources on a global scale unveil huge data
lacks. Involving citizens in data collection has potential to resolve this lack of water quality …

Uncrewed aerial systems (UASs) are becoming very popular in the domain of water
resource map** and management (WRMM). Being a cheaper and quicker option capable …

Reducing ammonia emissions is one of the most difficult challenges for environmental
regulators around the world. About 90% of ammonia in the atmosphere comes from …

Openly shared low-cost electronic hardware applications, known as open electronics, have
sparked a new open-source movement, with much untapped potential to advance scientific …

The majority of central European streams are in poor ecological condition. Pesticide inputs
from terrestrial habitats present a key threat to sensitive insects in streams. Both …

Hydrological observations are crucial for decision making for a wide range of water resource
challenges. Citizen science is a potentially useful approach to complement existing …

Flooding is the most common natural hazard, leading to property damage, injuries, and
death. Despite the potential for major consequences, urban flooding remains difficult to …

Intermittent rivers and ephemeral streams are the world's dominant type of river ecosystem
and are becoming more common because of global change. However, the inclusion of …

Worldwide, scientists are increasingly collaborating with the general public. Citizen science
methods are readily applicable to freshwater research, monitoring, and education. In …