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Celestron NexStar 8SE Computerized Telescope

Celestron NexStar 8SE Computerized Telescope combines portable Schmidt-Cassegrain optics with GoTo pointing for outreach nights and field campaigns.

Addressing the future challenges of global surface water quality

A recent study projects an increase in surface water pollution in Sub-Saharan Africa, posing significant risks to human populations and ecosystem health. The region is expected to become the dominant hotspot of surface water pollution, with potentially catastrophic consequences for communities.

Climate change flips the global pattern of shorebird nest predation

Climate change has led to a significant increase in nest predation rates among shorebirds worldwide, with Arctic regions experiencing higher rates than the tropics. This shift reverses the historical latitudinal gradient of predation, posing a critical threat to global shorebird populations.

CalDigit TS4 Thunderbolt 4 Dock

CalDigit TS4 Thunderbolt 4 Dock simplifies serious desks with 18 ports for high-speed storage, monitors, and instruments across Mac and PC setups.

Sustainable Development Goals lead to lower population growth

Achieving the SDGs would lead to a global population of between 8.2 and 8.7 billion by 2100, peaking by 2060, according to a new study. The study highlights the impact of increasing female education and universal access to reproductive health services on reducing fertility rates and population growth.

The Population Bomb: How we survived it

Despite 50 years of rapid population growth, the world has successfully produced enough food and reduced poverty. Factors contributing to this include the green revolution, increased investments in education, and urbanization, which have allowed cities to absorb growth without triggering mass starvation.

Unexpected growth in atmospheric CO2

A recent study reveals that atmospheric carbon dioxide (CO2) growth has increased by 35% faster than expected since 2000, primarily driven by inefficient fossil fuel use and declining natural sinks. This acceleration in CO2 growth poses significant challenges for achieving stabilization of atmospheric CO2 levels.

End Of World Population Growth Projected For 21st Century

According to new population forecasts, there is a 66% chance the world's population will not reach 11.5 billion by 2100, with four regions expected to experience declines before 2050. The global population is projected to increase from 5.8 billion in 2020 to 10.4 billion by 2100, but at a slower rate.

Sky & Telescope Pocket Sky Atlas, 2nd Edition

Sky & Telescope Pocket Sky Atlas, 2nd Edition is a durable star atlas for planning sessions, identifying targets, and teaching celestial navigation.