Author archives: Christina Khawa

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World Water Day

World Water Day

In 1993, the UN designated March 22nd to be known as World Water Day to bring awareness and change to those who have limited access to clean water in addition to how we can improve water security. This year's theme is "wastewater" and focuses on the reduction and reuse of wastewater to achieve ...

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Health and Safety in the Workplace

Numerous scientific studies have shown that healthier and happier employees are more productive in the workplace. These workers, who exercise regularly and eat balanced diets, take less sick days and have shown higher job performances compared to unhealthy and unhappy employees.

Indoor air quality is an important indication of employee health and productivity in the ...

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What Is Particulate Matter?

What Is Particulate Matter?

Particulate matter (PM) are tiny particles found in air including dust, dirt, soot, smoke, and liquid particles that are suspended in air for long periods of time. These particulates are emitted by natural or man-made sources involving combustion activities (motor vehicles, power plants, industrial processes) and can have a wide range of sizes. Exposure to ...

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Raging Wildfires in Chile

Raging Wildfires in Chile

Over 180,000 hectares of land have been affected in central Chile over the past week. Currently, there are 35 "out-of-control" fires that firefighters and aircrafts are battling to extinguish. Chile's arid, 40 degree weather along with strong winds make it the perfect setting for wildfires to spread in. So far, 256 people have ...

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The Perils of Black Ice

The Perils of Black Ice

 

Black ice is a thin, transparent layer of ice that can be found on pavements, roads, bridges and overpasses. The reason why it is called "black ice" is its appearance on top of asphalt - which makes the ice itself appear black in colour. Black ice can form after a rainfall event, fog event, or when ...

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