a tool for making a hole in something

mild, moderate climate

something that represents something else

increasingly

restricted or limited

The study of the age of trees

make clear the differences between two or more concepts or items

overall weather in an area over a long period of time

the act of moving away in different direction from a common point, or a difference in opinion

The growth of plants is ________ by the amount of nutrients and sunlight they have access to.

The Mediterranean ________ is known for warm summers, mild winters, and moderate rainfall.

______ climates contain much of the planet's biodiversity.

Wild carrot and the poisonous wild potato may be ________ by the stripes on their seeds.

______ regions have longer days during the summer and shorter days during the winter, and experience warm summers and cold winters.

Cyclones are expected to become ______ stronger as the climate continues to warm.

A ________ of opinion led to the two scholars' argument.

Scientists feel that __________ can provide useful insights into the past climate by studying the rings of trees in the area.

The _______ is one instrument scientists use to take core samples of trees.

Oxygen isotope ratios are used as a ________ of past temperature in an area.