Curious_Boy from the Internet asks

How do fronts affect temperature? Do pressure centres affect temperature as well? I know that they...

Selena Henderson from Houston asks

Why don't hurricanes hit the country of Panama? Is there any data predicting the probability of...

Eric Chan asks

I am considering an idea to measure the effects of ozone depletion. I intend to use an ozone making...

david asks

Why are the time zones on maps rated as longitude & latitude in degrees and minutes?

Darren Mewha asks

Why are clouds flat on the bottom? Is it because the air is somehow denser on the level below the...

Lenny Rivera from New York asks

I am looking for general inofrmation about pangaea the supercontinent. If pangaea was a super...

Tim Sullivan asks

What exactly do meteorologists mean by the term "high pressure"? Do they mean the weight of the...

KENNETH HICKFORD from LONDON ENGLAND asks

(1) What quantities of the earths atmosphere are lost to outer space over a given time? (2) how...

Sandra Diaz asks

What wind speed would be enough to blow somebody away?

Stef asks

How are minerals used in the production of Canadian coins?

Christobell Bison from Sudbury asks

Can Ozone be created? And if so, is it possible to patch up the Earth's protective layer of Ozone...

James McCarty from Frankfort, Kentucky asks

Evacuations of the earth's core through volcano eruptions, the pumping of oil, gas, etc., must...

Thalia Parcs from Toronto asks

I have noticed in Toronto for the past two years, that the weather has been abnormally cloudy in...

Lori Anne Stanger from New Liskeard, Ontario asks

As everyone had heard in the news, as a result of the Indian Ocean earthquake and Tsunami of Dec...

Alain Goulnik asks

Can nuclear tests produce earthquakes? India started nuclear testing, then Pakistan followed in...

Nicholas Delecaris asks

What is the oldest material on earth?

Payal from Buffalo asks

How do you determine the proportion of the various gases in the air?

Brian from Jersey City asks

How are mountains created?

Eduardo from Pembroke Pines asks

Is it true that gas particles at higher altitudes are farther away from each other than at lower...

Barbara Pearson from Holly Springs, NC asks

I was reading a text which stated that scientists have used ice cores to calculate prehistoric CO2...

Max from Toronto asks

How many water and wastewater treatment plants in Canada are using chlorine gas for disinfection?

MacArthur Kaleel from Atlanta, Georgia asks

We all know that earthquakes are one of the primary causes of mountain formation. Does the...

Mary Macmillan asks

How and when did the Great Barrier reef develop? Is it still developing today?

David from Blacksburg asks

Why does solar energy lose some of its strength when entering through the O-zone?

Amy L. asks

What makes the horizon glow pink and red?

Rowland Craig from San Antonio, Texas asks

What is the volume of breathable air on the earth? Perhaps as one atmosphere?

Sara asks

What happens to a compass when it is held exactly on magnetic north? Does it just spin?

Gareth Cook from St. John's, Newfoundland asks

If, as we know, Carbon dioxide - a potent greenhouse gas - is heavier than air,  why is it a...

Neil Cannon asks

Is it possible to 'see' a thermal? As the thermal is invisible to the naked eye, is there some way...

Ian Gordon from Exeter UK asks

Why are sounds so much louder downwind, even when the wind is light?

Larry King asks

How can you measure the energy of an ocean wave? Is there a reasonably simple equation that...

Laura from Earlton asks

How come on a warm clear day clouds form at night?

Anonymous from the Internet asks

Why does water not sink down through the ocean floor?

Jesse Fitzpatrick asks

What is the highest and lowest canadian recorded air temperature?

Kathryn H. asks

Are there any conflicting scientific views about the ozone 'hole' over the Antarctic?

Michael Chen from Calgary asks

Is there any evidence that the Green House Effect is not caused by industral gas emissions?

Michel lamontagne from edmonton asks

I am wondering how water/air changes it's molecular structure so that when air is heated it...

Awot Negash from Alexandria, VA, USA asks

What is the relationship between rain intensity/rain rate and visibility? What resources can I...

Ken Marshall from Sault Ste Marie asks

Since trees hold CO2 and produce oxygen, why would it not be beneficial to have marginal farmland...

Laura from Toronto asks

Why does lake water change temperature at a slower rate than the ground?