It would be rare to find a supplier who does not emit any form of pollution. However, part of ethical and responsible sourcing is to make effort to reduce impact of population on the planets. Pollution can be factory emission, Noise, smell, Transportation Development, waste disposal. Transportation is a major cause of pollution. The carbon dioxide emitted from vehicles contributes greatly to air contamination. Yet it is better to use sea freight rather than air because it has a smaller impact on the environment.

When reviewing supplier's response the procurement professional should consider the right quantity of product or service that has to be ordered at anytime as against the price to decide how to gain the best cost.
Factors to consider include the following
(1)Cost of inventory
(2) cost of insurance
(3) cost of transportation.
These three should be considered against price.
Note: Incoterms are versatile and procurement professionals should understand how they are ap-plied and what point the risk transfers from being the supplier's responsibility to being the buyer's responsibility. It is important to consult the ICC for the most recent definitions, but in the following questions (101-111) you can understand the rules.
Note: sharpen your knowledge on INCOTERMS. Please consider the following Objective Re-sponse questions

During the sourcing stage of the procurement cycle, the procurement professional needs to identify and select suppliers to fulfill the business needs. Supplier selection involves evaluating suppliers against predetermine criteria to assess their suitability in working with the buying organization. Suppliers can be evaluated according to Carter's 10Cs which are as follows: (1) Competency (2) capacity (3) consistency (4) control (5) cost (6) commitment (7) cash (8) Clean (9) culture (10) communication.
Procurement professionals can decide to evaluate and select suppliers based on the overall strategy and the business objectives. After that, it most suitable suppliers receive the documentation (Invitation to tender/ request for quotation).

Bribery is the act of giving someone something of value to persuade them to do something that benefits you. Ethical and responsible sourcing requires conducting due diligence on bribery before going into contractual relationship because failure to this might lead to loss in reputation.
In other for an organization to defend itself against a case of suspected bribery, the United Kingdom bribery Act introduced in 2010 suggests that organizations should have adequate procedures' in place.
The following are six procedures an organization should have in place to be able to defend itself against bribery
1) Proportionate procedure
2) Top level commitment
3) risk assessment
4) due diligence
5) communication
6) monitoring and reviewing