ぞうか増加zouka
1.

The process of becoming greater in number, quantity, or degree compared to a previous state, often indicating a trend towards a higher amount.

2.

An observed or anticipated growth in quantity or size, frequently used in contexts such as population, economy, or statistics.

3.

The act of augmenting or adding to an existing total, which emphasizes a proactive effort to enhance a particular measurement.

Example:

犯罪率は着実に増加している。

じんこうぞうか人口増加jinkouzouka
1.

A sustained upward trend in the number of individuals residing in a specific area or region over a period of time.

2.

The phenomenon characterized by a growing number of people, often resulting from factors such as higher birth rates or immigration.

3.

An increase in the total number of inhabitants, which may impact social, economic, and environmental conditions in a locality.

4.

The process through which the population in a certain demographic expands, which can influence resource demand and urban development.

Example:

新しい出生政策は人口増加ゼロをめざしています。