![How do scuba divers sink?](/sites/default/files/2019-08/how-do-scuba-divers-sink.jpg)
How do scuba divers sink?
Hands-on Activities
It’s not easy to dive deep underwater. How do divers get down deep? Learn how scuba divers manipulate density to move up and down in this hands on activity.
![How does rain become acidic?](/sites/default/files/2019-08/how-does-rain-become-acidic.jpg)
How does rain become acidic?
Hands-on Activities
Learn how to make a pH indicator and test water samples.
![Goldfish Goldfish](/sites/default/files/styles/resource_card_image_360x300_/public/Gullfiskur.jpg?itok=L6czSzoc)
Fish: Freshwater
Picture Collections
4 images of some fish such as koi that live in freshwater river and lake environments and in freshwater aquariums and garden ponds
![Clown Fish Clown Fish](/sites/default/files/styles/resource_card_image_360x300_/public/Clown_fish_in_the_Andaman_Coral_Reef.jpg?itok=nkTzBh1T)
Fish: Saltwater
Picture Collections
14 images of some fish such as lion fish, grouper and sharks that live in saltwater environments like oceans, saltwater lakes and aquariums
![Measuring Changes To A Glacier Measuring Changes To A Glacier](/sites/default/files/styles/resource_card_image_360x300_/public/Scientists_measuring_the_terminus_of_Grinnell_Glacier_%284428358942%29.jpg?itok=n0YBXgJE)
Careers: Climatologist
Picture Collections
5 images of some work related to the scientific study of climate such as using instruments to measure changes in climates
![Reporting The Weather Reporting The Weather](/sites/default/files/styles/resource_card_image_360x300_/public/Meteorologist-Reporting-Weather.jpg?itok=dOl3KpeK)
Careers: Meteorologist
Picture Collections
4 images of some work that a meteorologist might do such as forecasting the weather and analyzing clouds
![Ryan Snoddon | Meteorologist and Host (CBC-NL) Ryan Snoddon | Météorologue et animateur (CBC-NL)](/sites/default/files/styles/career_image/public/6308_13.jpg?itok=7JHXXezD)
Ryan Snoddon
Career Profiles
Meteorologist and Host
![Katharine Scotton | Environmental Consultant, PGL Environmental Consultants Katharine Scotton | Experte-conseil en environnement, PGL Environmental Consultants](/sites/default/files/styles/career_image/public/6027_13.jpg?itok=QOKoX2Pf)
Katharine Scotton
Career Profiles
Environmental Consultant