Overall, environmental science is the field of science that studies the interactions of the physical, chemical, and biological components of the environment and also the relationships and effects of these components with the organisms in the environment.
1 Add sliced onions to a medium bowl. 2  Pour enough boiling water over onions so that they are covered. 3  Count to 10 then drain. 4  Add onions to glass jars or a bowl. 5  Toast cinnamon, cloves and the red pepper flakes in a small saucepan over medium heat until fragrant, 3 to 5 minutes.
Chop zucchini. When onions are soft, stir in tomatoes, including seeds and juice, zucchini, tomato paste, fresh thyme, dried oregano and basil, bay leaves, 1 tbsp (15 mL) sugar, chili flakes and 1Â½ tsp (7 mL) salt. Bring to a boil, stirring occasionally.