Green house effect is the trapping of heat by some gases ! mainly in our earth this is increasing due to CO2 !
The holocaust kiddo!! May they rest in peace!!
Answer:
Gene mutation
Explanation:
The difference in the coloration of the whale is due to mutation. Mutation is an alteration of the gene of an organism which can result in a change in phenotypic qualities. Mutation can be caused by exposure to mutagens such as industrial chemicals.
It doesn't sound important
The answer is, introducing modern agricultural methods to an ancient culture.
The number of Jews migrating to the land of Israel rose significantly between the 13th and 19th centuries, mainly due to a general decline in the status of Jews across Europe. The Jewish settlers had two types of agriculture methods which were the cooperative agricultural community and the collective community method.
cooperative agricultural community was where members worked on individual farms of generally equal size and sometimes pooled labor as well as machinery and marketing, while the collective community agriculture method land and even tools and clothing were owned jointly, and all decisions were made by the community these methods were different from the ancient culture agriculture done in Israel.
