* New trade routes: European explorers found new trade routes to Asia, Africa, and the Americas. This led to an increase in trade and a wider variety of goods available to Europeans.
* New foods: European explorers brought back new foods from their travels, such as maize, potatoes, and tomatoes. These foods became staples in many European diets.
* Scientific knowledge: European explorers' observations of the natural world contributed to the advancement of science.
* Maps: European explorers made new maps that showed the world's topography and coastlines.
Negative effects:
* Environmental destruction: European explorers introduced animals and plants from Europe to other continents, which could sometimes have negative effects on the local ecosystem.
* Cultural conflicts: European explorers sometimes came into conflict with indigenous peoples when they tried to conquer them or displace them from their land.