Ecology

Earlier this week, environmentalists in Mexico City raised the alarm over unexpectedly high levels of solar radiation. Radiation levels in and around the Mexican capital, which are recorded weekly, have increased significantly. Representatives of the National Atmospheric Monitoring System are currently investigating the circumstances that may have contributed to the increased radiation.

For a long time, scientists have been planning studies on how artificial lighting on city streets can affect the lives and health of people, animals, and birds. At the moment, few such studies have been conducted. Recently, German scientists conducted a series of studies that showed a clear impact of artificial city light on the health of European blackbirds.

Rainfall affects the incidence of childhood infections leading to hydrocephalus in Uganda, according to a team of researchers who have shown for the first time that brain infections are linked to the region's climate.

Experts from the University of Pennsylvania have concluded that climate changes that occurred in East Africa about two million years ago could have influenced human evolution.