The new app helps users track their 'eco' footprint, measuring the environmental impact of their daily choices.

We need to invest in eco-friendly technologies for a sustainable future.

The economic situation in the country is improving.

The economy is growing steadily.

Ecological conservation is important for maintaining the balance of nature.

Ecology is the study of the relationship between organisms and their environment.

This car is very economical.

She manages her finances economically.

The economist predicted a recession in the next quarter.

I always try to economize by shopping for groceries on sale.