* Reduced resource consumption: Using more sustainable materials can help to reduce the amount of raw materials that are extracted from the environment. This can help to conserve natural resources and reduce the environmental impact of resource extraction.

* Reduced pollution: The production of some materials can release harmful pollutants into the environment. Using more sustainable materials can help to reduce the amount of pollution that is released into the environment.

* Improved energy efficiency: Some sustainable materials can be more energy-efficient than traditional materials. This can help to reduce the amount of energy that is needed to produce and use products.

* Reduced waste: Using more sustainable materials can help to reduce the amount of waste that is produced. This can help to reduce the environmental impact of waste disposal.

Negative effects:

* Increased cost: Some sustainable materials can be more expensive than traditional materials. This can make it difficult for manufacturers to switch to using more sustainable materials.

* Unintended consequences: Some sustainable materials can have unintended consequences for the environment. For example, the production of some biofuels can lead to deforestation, which can contribute to climate change.

Overall, the effects of change in materials to the environment can be both positive and negative. The specific effects of a particular material will depend on a number of factors, including the material itself, the production process, and the way in which the material is used.

Here are some specific examples of positive and negative effects of change in materials to the environment:

* Positive effects:

* The use of recycled plastic in the production of new plastic products can help to reduce the amount of plastic that is dumped into landfills or leaked into the environment.

* The use of energy-efficient lighting can help to reduce the amount of energy that is needed to light homes and businesses, which can reduce greenhouse gas emissions.

* The use of sustainable wood products can help to reduce deforestation and conserve natural resources.

* Negative effects:

* The production of some biofuels can lead to deforestation, which can contribute to climate change.

* The use of some new materials, such as nanomaterials, can have unintended consequences for the environment that are not yet fully understood.

* The production of some sustainable materials can be more expensive than the production of traditional materials, which can make it difficult for manufacturers to switch to using more sustainable materials.

The environmental impact of change in materials is a complex issue that depends on a number of factors. It is important to weigh the potential benefits and risks of using new materials before making a decision about whether or not to use them.